215421648

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{345227}}^1$

素因数の和:345251

約数の個数: 40

約数和(自身を含む): 599315808

約数和(自身を除く): 383894160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 345227, 690454, 1035681, 1380908, 2071362, 2761816, 4142724, 4487951, 5523632, 8285448, 8975902, 13463853, 16570896, 17951804, 26927706, 35903608, 53855412, 71807216, 107710824, 215421648]

約数ペア:

[(1, 215421648), (2, 107710824), (3, 71807216), (4, 53855412), (6, 35903608), (8, 26927706), (12, 17951804), (13, 16570896), (16, 13463853), (24, 8975902), (26, 8285448), (39, 5523632), (48, 4487951), (52, 4142724), (78, 2761816), (104, 2071362), (156, 1380908), (208, 1035681), (312, 690454), (624, 345227)]