221535768

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{137771}}^1$

素因数の和:137847

約数の個数: 32

約数和(自身を含む): 562109760

約数和(自身を除く): 340573992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 137771, 275542, 413313, 551084, 826626, 1102168, 1653252, 3306504, 9230657, 18461314, 27691971, 36922628, 55383942, 73845256, 110767884, 221535768]

約数ペア:

[(1, 221535768), (2, 110767884), (3, 73845256), (4, 55383942), (6, 36922628), (8, 27691971), (12, 18461314), (24, 9230657), (67, 3306504), (134, 1653252), (201, 1102168), (268, 826626), (402, 551084), (536, 413313), (804, 275542), (1608, 137771)]