81517308

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{63487}}^1$

素因数の和:63601

約数の個数: 24

約数和(自身を含む): 191987712

約数和(自身を除く): 110470404

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 63487, 126974, 190461, 253948, 380922, 761844, 6793109, 13586218, 20379327, 27172436, 40758654, 81517308]

約数ペア:

[(1, 81517308), (2, 40758654), (3, 27172436), (4, 20379327), (6, 13586218), (12, 6793109), (107, 761844), (214, 380922), (321, 253948), (428, 190461), (642, 126974), (1284, 63487)]