128437635

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 231413760

約数和(自身を除く): 102976125

約数列:

[1, 3, 5, 15, 17, 23, 51, 61, 69, 85, 115, 183, 255, 305, 345, 359, 391, 915, 1037, 1077, 1173, 1403, 1795, 1955, 3111, 4209, 5185, 5385, 5865, 6103, 7015, 8257, 15555, 18309, 21045, 21899, 23851, 24771, 30515, 41285, 65697, 71553, 91545, 109495, 119255, 123855, 140369, 328485, 357765, 372283, 421107, 503677, 701845, 1116849, 1511031, 1861415, 2105535, 2518385, 5584245, 7555155, 8562509, 25687527, 42812545, 128437635]

約数ペア:

[(1, 128437635), (3, 42812545), (5, 25687527), (15, 8562509), (17, 7555155), (23, 5584245), (51, 2518385), (61, 2105535), (69, 1861415), (85, 1511031), (115, 1116849), (183, 701845), (255, 503677), (305, 421107), (345, 372283), (359, 357765), (391, 328485), (915, 140369), (1037, 123855), (1077, 119255), (1173, 109495), (1403, 91545), (1795, 71553), (1955, 65697), (3111, 41285), (4209, 30515), (5185, 24771), (5385, 23851), (5865, 21899), (6103, 21045), (7015, 18309), (8257, 15555)]