919760908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 1778112000

約数和(自身を除く): 858351092

約数列:

[1, 2, 4, 11, 22, 44, 149, 239, 298, 478, 587, 596, 956, 1174, 1639, 2348, 2629, 3278, 5258, 6457, 6556, 10516, 12914, 25828, 35611, 71222, 87463, 140293, 142444, 174926, 280586, 349852, 391721, 561172, 783442, 962093, 1543223, 1566884, 1924186, 3086446, 3848372, 6172892, 20903657, 41807314, 83614628, 229940227, 459880454, 919760908]

約数ペア:

[(1, 919760908), (2, 459880454), (4, 229940227), (11, 83614628), (22, 41807314), (44, 20903657), (149, 6172892), (239, 3848372), (298, 3086446), (478, 1924186), (587, 1566884), (596, 1543223), (956, 962093), (1174, 783442), (1639, 561172), (2348, 391721), (2629, 349852), (3278, 280586), (5258, 174926), (6457, 142444), (6556, 140293), (10516, 87463), (12914, 71222), (25828, 35611)]