348513319

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 477757440

約数和(自身を除く): 129244121

約数列:

[1, 7, 11, 23, 47, 53, 77, 79, 161, 253, 329, 371, 517, 553, 583, 869, 1081, 1219, 1771, 1817, 2491, 3619, 3713, 4081, 4187, 6083, 7567, 8533, 11891, 12719, 13409, 17437, 19987, 25991, 27401, 29309, 40843, 46057, 57293, 83237, 85399, 93863, 96301, 139909, 191807, 196789, 285901, 322399, 401051, 597793, 630223, 674107, 939389, 1059311, 1377523, 2164679, 4411561, 4526147, 6575723, 7415177, 15152753, 31683029, 49787617, 348513319]

約数ペア:

[(1, 348513319), (7, 49787617), (11, 31683029), (23, 15152753), (47, 7415177), (53, 6575723), (77, 4526147), (79, 4411561), (161, 2164679), (253, 1377523), (329, 1059311), (371, 939389), (517, 674107), (553, 630223), (583, 597793), (869, 401051), (1081, 322399), (1219, 285901), (1771, 196789), (1817, 191807), (2491, 139909), (3619, 96301), (3713, 93863), (4081, 85399), (4187, 83237), (6083, 57293), (7567, 46057), (8533, 40843), (11891, 29309), (12719, 27401), (13409, 25991), (17437, 19987)]