81319896

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53783}}^1$

素因数の和:53805

約数の個数: 64

約数和(自身を含む): 258163200

約数和(自身を除く): 176843304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 53783, 107566, 161349, 215132, 322698, 376481, 430264, 484047, 645396, 752962, 968094, 1129443, 1290792, 1452141, 1505924, 1936188, 2258886, 2904282, 3011848, 3388329, 3872376, 4517772, 5808564, 6776658, 9035544, 10164987, 11617128, 13553316, 20329974, 27106632, 40659948, 81319896]

約数ペア:

[(1, 81319896), (2, 40659948), (3, 27106632), (4, 20329974), (6, 13553316), (7, 11617128), (8, 10164987), (9, 9035544), (12, 6776658), (14, 5808564), (18, 4517772), (21, 3872376), (24, 3388329), (27, 3011848), (28, 2904282), (36, 2258886), (42, 1936188), (54, 1505924), (56, 1452141), (63, 1290792), (72, 1129443), (84, 968094), (108, 752962), (126, 645396), (168, 484047), (189, 430264), (216, 376481), (252, 322698), (378, 215132), (504, 161349), (756, 107566), (1512, 53783)]