217256364

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{571}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 609889280

約数和(自身を除く): 392632916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 271, 351, 468, 542, 571, 702, 813, 1084, 1142, 1404, 1626, 1713, 2284, 2439, 3252, 3426, 3523, 4878, 5139, 6852, 7046, 7317, 7423, 9756, 10278, 10569, 14092, 14634, 14846, 15417, 20556, 21138, 22269, 29268, 29692, 30834, 31707, 42276, 44538, 61668, 63414, 66807, 89076, 95121, 126828, 133614, 154741, 190242, 200421, 267228, 309482, 380484, 400842, 464223, 618964, 801684, 928446, 1392669, 1856892, 2011633, 2785338, 4023266, 4178007, 5570676, 6034899, 8046532, 8356014, 12069798, 16712028, 18104697, 24139596, 36209394, 54314091, 72418788, 108628182, 217256364]

約数ペア:

[(1, 217256364), (2, 108628182), (3, 72418788), (4, 54314091), (6, 36209394), (9, 24139596), (12, 18104697), (13, 16712028), (18, 12069798), (26, 8356014), (27, 8046532), (36, 6034899), (39, 5570676), (52, 4178007), (54, 4023266), (78, 2785338), (108, 2011633), (117, 1856892), (156, 1392669), (234, 928446), (271, 801684), (351, 618964), (468, 464223), (542, 400842), (571, 380484), (702, 309482), (813, 267228), (1084, 200421), (1142, 190242), (1404, 154741), (1626, 133614), (1713, 126828), (2284, 95121), (2439, 89076), (3252, 66807), (3426, 63414), (3523, 61668), (4878, 44538), (5139, 42276), (6852, 31707), (7046, 30834), (7317, 29692), (7423, 29268), (9756, 22269), (10278, 21138), (10569, 20556), (14092, 15417), (14634, 14846)]