129123711

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 202076160

約数和(自身を除く): 72952449

約数列:

[1, 3, 9, 31, 43, 47, 93, 129, 141, 229, 279, 387, 423, 687, 1333, 1457, 2021, 2061, 3999, 4371, 6063, 7099, 9847, 10763, 11997, 13113, 18189, 21297, 29541, 32289, 62651, 63891, 88623, 96867, 187953, 305257, 333653, 462809, 563859, 915771, 1000959, 1388427, 2747313, 3002877, 4165281, 14347079, 43041237, 129123711]

約数ペア:

[(1, 129123711), (3, 43041237), (9, 14347079), (31, 4165281), (43, 3002877), (47, 2747313), (93, 1388427), (129, 1000959), (141, 915771), (229, 563859), (279, 462809), (387, 333653), (423, 305257), (687, 187953), (1333, 96867), (1457, 88623), (2021, 63891), (2061, 62651), (3999, 32289), (4371, 29541), (6063, 21297), (7099, 18189), (9847, 13113), (10763, 11997)]