15997875

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 27363648

約数和(自身を除く): 11365773

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 375, 555, 925, 1153, 2775, 3459, 4625, 5765, 13875, 17295, 28825, 42661, 86475, 127983, 144125, 213305, 432375, 639915, 1066525, 3199575, 5332625, 15997875]

約数ペア:

[(1, 15997875), (3, 5332625), (5, 3199575), (15, 1066525), (25, 639915), (37, 432375), (75, 213305), (111, 144125), (125, 127983), (185, 86475), (375, 42661), (555, 28825), (925, 17295), (1153, 13875), (2775, 5765), (3459, 4625)]