81091764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173273}}^1$

素因数の和:173296

約数の個数: 36

約数和(自身を含む): 220751076

約数和(自身を除く): 139659312

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 173273, 346546, 519819, 693092, 1039638, 1559457, 2079276, 2252549, 3118914, 4505098, 6237828, 6757647, 9010196, 13515294, 20272941, 27030588, 40545882, 81091764]

約数ペア:

[(1, 81091764), (2, 40545882), (3, 27030588), (4, 20272941), (6, 13515294), (9, 9010196), (12, 6757647), (13, 6237828), (18, 4505098), (26, 3118914), (36, 2252549), (39, 2079276), (52, 1559457), (78, 1039638), (117, 693092), (156, 519819), (234, 346546), (468, 173273)]