1187431065

素因数分解:

$3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{26627}}^1$

素因数の和:27629

約数の個数: 24

約数和(自身を含む): 2060368128

約数和(自身を除く): 872937063

約数列:

[1, 3, 5, 9, 15, 45, 991, 2973, 4955, 8919, 14865, 26627, 44595, 79881, 133135, 239643, 399405, 1198215, 26387357, 79162071, 131936785, 237486213, 395810355, 1187431065]

約数ペア:

[(1, 1187431065), (3, 395810355), (5, 237486213), (9, 131936785), (15, 79162071), (45, 26387357), (991, 1198215), (2973, 399405), (4955, 239643), (8919, 133135), (14865, 79881), (26627, 44595)]