219457112

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 479688000

約数和(自身を除く): 260230888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 157, 218, 229, 314, 436, 458, 628, 763, 872, 916, 1099, 1256, 1526, 1603, 1832, 2198, 3052, 3206, 4396, 6104, 6412, 8792, 12824, 17113, 24961, 34226, 35953, 49922, 68452, 71906, 99844, 119791, 136904, 143812, 174727, 199688, 239582, 251671, 287624, 349454, 479164, 503342, 698908, 958328, 1006684, 1397816, 2013368, 3918877, 7837754, 15675508, 27432139, 31351016, 54864278, 109728556, 219457112]

約数ペア:

[(1, 219457112), (2, 109728556), (4, 54864278), (7, 31351016), (8, 27432139), (14, 15675508), (28, 7837754), (56, 3918877), (109, 2013368), (157, 1397816), (218, 1006684), (229, 958328), (314, 698908), (436, 503342), (458, 479164), (628, 349454), (763, 287624), (872, 251671), (916, 239582), (1099, 199688), (1256, 174727), (1526, 143812), (1603, 136904), (1832, 119791), (2198, 99844), (3052, 71906), (3206, 68452), (4396, 49922), (6104, 35953), (6412, 34226), (8792, 24961), (12824, 17113)]