123572813

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 169456896

約数和(自身を除く): 45884083

約数列:

[1, 7, 13, 17, 23, 91, 119, 151, 161, 221, 299, 391, 529, 1057, 1547, 1963, 2093, 2567, 2737, 3473, 3703, 5083, 6877, 8993, 13741, 17969, 24311, 33371, 35581, 45149, 48139, 59041, 62951, 79879, 116909, 233597, 316043, 413287, 559153, 767533, 818363, 1038427, 1357943, 5372731, 7268989, 9505601, 17653259, 123572813]

約数ペア:

[(1, 123572813), (7, 17653259), (13, 9505601), (17, 7268989), (23, 5372731), (91, 1357943), (119, 1038427), (151, 818363), (161, 767533), (221, 559153), (299, 413287), (391, 316043), (529, 233597), (1057, 116909), (1547, 79879), (1963, 62951), (2093, 59041), (2567, 48139), (2737, 45149), (3473, 35581), (3703, 33371), (5083, 24311), (6877, 17969), (8993, 13741)]