421191358

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{138641}}^1$

素因数の和:138688

約数の個数: 24

約数和(自身を含む): 758649024

約数和(自身を除く): 337457666

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 138641, 277282, 970487, 1940974, 4297871, 6793409, 8595742, 13586818, 30085097, 60170194, 210595679, 421191358]

約数ペア:

[(1, 421191358), (2, 210595679), (7, 60170194), (14, 30085097), (31, 13586818), (49, 8595742), (62, 6793409), (98, 4297871), (217, 1940974), (434, 970487), (1519, 277282), (3038, 138641)]