81559254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{2141}}^1$

素因数の和:3060

約数の個数: 32

約数和(自身を含む): 186713856

約数和(自身を除く): 105154602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 907, 1814, 2141, 2721, 4282, 5442, 6349, 6423, 12698, 12846, 14987, 19047, 29974, 38094, 44961, 89922, 1941887, 3883774, 5825661, 11651322, 13593209, 27186418, 40779627, 81559254]

約数ペア:

[(1, 81559254), (2, 40779627), (3, 27186418), (6, 13593209), (7, 11651322), (14, 5825661), (21, 3883774), (42, 1941887), (907, 89922), (1814, 44961), (2141, 38094), (2721, 29974), (4282, 19047), (5442, 14987), (6349, 12846), (6423, 12698)]