79491573

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 144050400

約数和(自身を除く): 64558827

約数列:

[1, 3, 7, 9, 19, 21, 49, 53, 57, 63, 133, 147, 159, 171, 179, 371, 399, 441, 477, 537, 931, 1007, 1113, 1197, 1253, 1611, 2597, 2793, 3021, 3339, 3401, 3759, 7049, 7791, 8379, 8771, 9063, 9487, 10203, 11277, 21147, 23373, 23807, 26313, 28461, 30609, 49343, 63441, 66409, 71421, 78939, 85383, 148029, 166649, 180253, 199227, 214263, 444087, 464863, 499947, 540759, 597681, 1261771, 1394589, 1499841, 1622277, 3785313, 4183767, 8832397, 11355939, 26497191, 79491573]

約数ペア:

[(1, 79491573), (3, 26497191), (7, 11355939), (9, 8832397), (19, 4183767), (21, 3785313), (49, 1622277), (53, 1499841), (57, 1394589), (63, 1261771), (133, 597681), (147, 540759), (159, 499947), (171, 464863), (179, 444087), (371, 214263), (399, 199227), (441, 180253), (477, 166649), (537, 148029), (931, 85383), (1007, 78939), (1113, 71421), (1197, 66409), (1253, 63441), (1611, 49343), (2597, 30609), (2793, 28461), (3021, 26313), (3339, 23807), (3401, 23373), (3759, 21147), (7049, 11277), (7791, 10203), (8379, 9487), (8771, 9063)]