81718962

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 188267520

約数和(自身を除く): 106548558

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 67, 78, 114, 134, 201, 247, 402, 494, 741, 823, 871, 1273, 1482, 1646, 1742, 2469, 2546, 2613, 3819, 4938, 5226, 7638, 10699, 15637, 16549, 21398, 31274, 32097, 33098, 46911, 49647, 55141, 64194, 93822, 99294, 110282, 165423, 203281, 330846, 406562, 609843, 716833, 1047679, 1219686, 1433666, 2095358, 2150499, 3143037, 4300998, 6286074, 13619827, 27239654, 40859481, 81718962]

約数ペア:

[(1, 81718962), (2, 40859481), (3, 27239654), (6, 13619827), (13, 6286074), (19, 4300998), (26, 3143037), (38, 2150499), (39, 2095358), (57, 1433666), (67, 1219686), (78, 1047679), (114, 716833), (134, 609843), (201, 406562), (247, 330846), (402, 203281), (494, 165423), (741, 110282), (823, 99294), (871, 93822), (1273, 64194), (1482, 55141), (1646, 49647), (1742, 46911), (2469, 33098), (2546, 32097), (2613, 31274), (3819, 21398), (4938, 16549), (5226, 15637), (7638, 10699)]