157215856

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61031}}^1$

素因数の和:61069

約数の個数: 40

約数和(自身を含む): 363262464

約数和(自身を除く): 206046608

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 61031, 122062, 244124, 427217, 488248, 854434, 976496, 1403713, 1708868, 2807426, 3417736, 5614852, 6835472, 9825991, 11229704, 19651982, 22459408, 39303964, 78607928, 157215856]

約数ペア:

[(1, 157215856), (2, 78607928), (4, 39303964), (7, 22459408), (8, 19651982), (14, 11229704), (16, 9825991), (23, 6835472), (28, 5614852), (46, 3417736), (56, 2807426), (92, 1708868), (112, 1403713), (161, 976496), (184, 854434), (322, 488248), (368, 427217), (644, 244124), (1288, 122062), (2576, 61031)]