278361434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{17021}}^1$

素因数の和:17090

約数の個数: 32

約数和(自身を含む): 489008016

約数和(自身を除く): 210646582

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 221, 442, 481, 629, 962, 1258, 8177, 16354, 17021, 34042, 221273, 289357, 442546, 578714, 629777, 1259554, 3761641, 7523282, 8187101, 10706209, 16374202, 21412418, 139180717, 278361434]

約数ペア:

[(1, 278361434), (2, 139180717), (13, 21412418), (17, 16374202), (26, 10706209), (34, 8187101), (37, 7523282), (74, 3761641), (221, 1259554), (442, 629777), (481, 578714), (629, 442546), (962, 289357), (1258, 221273), (8177, 34042), (16354, 17021)]