15697531915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{983}}^1\times {\mathrm{1627}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 20453723136

約数和(自身を除く): 4756191221

約数列:

[1, 5, 13, 65, 151, 755, 983, 1627, 1963, 4915, 8135, 9815, 12779, 21151, 63895, 105755, 148433, 245677, 742165, 1228385, 1599341, 1929629, 3193801, 7996705, 9648145, 15969005, 20791433, 103957165, 241500491, 1207502455, 3139506383, 15697531915]

約数ペア:

[(1, 15697531915), (5, 3139506383), (13, 1207502455), (65, 241500491), (151, 103957165), (755, 20791433), (983, 15969005), (1627, 9648145), (1963, 7996705), (4915, 3193801), (8135, 1929629), (9815, 1599341), (12779, 1228385), (21151, 742165), (63895, 245677), (105755, 148433)]