215512674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{15971}}^1$

素因数の和:16162

約数の個数: 32

約数和(自身を含む): 466893504

約数和(自身を除く): 251380830

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 2249, 4498, 6747, 13494, 15971, 31942, 47913, 95826, 207623, 415246, 622869, 1245738, 2762983, 5525966, 8288949, 16577898, 35918779, 71837558, 107756337, 215512674]

約数ペア:

[(1, 215512674), (2, 107756337), (3, 71837558), (6, 35918779), (13, 16577898), (26, 8288949), (39, 5525966), (78, 2762983), (173, 1245738), (346, 622869), (519, 415246), (1038, 207623), (2249, 95826), (4498, 47913), (6747, 31942), (13494, 15971)]