209643876

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:432

約数の個数: 144

約数和(自身を含む): 606138624

約数和(自身を除く): 396494748

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 81, 94, 108, 117, 141, 156, 162, 188, 234, 243, 282, 324, 351, 353, 423, 468, 486, 564, 611, 702, 706, 846, 972, 1053, 1059, 1222, 1269, 1404, 1412, 1692, 1833, 2106, 2118, 2444, 2538, 3159, 3177, 3666, 3807, 4212, 4236, 4589, 5076, 5499, 6318, 6354, 7332, 7614, 9178, 9531, 10998, 11421, 12636, 12708, 13767, 15228, 16497, 16591, 18356, 19062, 21996, 22842, 27534, 28593, 32994, 33182, 38124, 41301, 45684, 49491, 49773, 55068, 57186, 65988, 66364, 82602, 85779, 98982, 99546, 114372, 123903, 148473, 149319, 165204, 171558, 197964, 199092, 215683, 247806, 296946, 298638, 343116, 371709, 431366, 447957, 495612, 593892, 597276, 647049, 743418, 862732, 895914, 1115127, 1294098, 1343871, 1486836, 1791828, 1941147, 2230254, 2588196, 2687742, 3882294, 4031613, 4460508, 5375484, 5823441, 7764588, 8063226, 11646882, 16126452, 17470323, 23293764, 34940646, 52410969, 69881292, 104821938, 209643876]

約数ペア:

[(1, 209643876), (2, 104821938), (3, 69881292), (4, 52410969), (6, 34940646), (9, 23293764), (12, 17470323), (13, 16126452), (18, 11646882), (26, 8063226), (27, 7764588), (36, 5823441), (39, 5375484), (47, 4460508), (52, 4031613), (54, 3882294), (78, 2687742), (81, 2588196), (94, 2230254), (108, 1941147), (117, 1791828), (141, 1486836), (156, 1343871), (162, 1294098), (188, 1115127), (234, 895914), (243, 862732), (282, 743418), (324, 647049), (351, 597276), (353, 593892), (423, 495612), (468, 447957), (486, 431366), (564, 371709), (611, 343116), (702, 298638), (706, 296946), (846, 247806), (972, 215683), (1053, 199092), (1059, 197964), (1222, 171558), (1269, 165204), (1404, 149319), (1412, 148473), (1692, 123903), (1833, 114372), (2106, 99546), (2118, 98982), (2444, 85779), (2538, 82602), (3159, 66364), (3177, 65988), (3666, 57186), (3807, 55068), (4212, 49773), (4236, 49491), (4589, 45684), (5076, 41301), (5499, 38124), (6318, 33182), (6354, 32994), (7332, 28593), (7614, 27534), (9178, 22842), (9531, 21996), (10998, 19062), (11421, 18356), (12636, 16591), (12708, 16497), (13767, 15228)]