3969375

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 40

約数和(自身を含む): 6935280

約数和(自身を除く): 2965905

約数列:

[1, 3, 5, 15, 25, 29, 73, 75, 87, 125, 145, 219, 365, 375, 435, 625, 725, 1095, 1825, 1875, 2117, 2175, 3625, 5475, 6351, 9125, 10585, 10875, 18125, 27375, 31755, 45625, 52925, 54375, 136875, 158775, 264625, 793875, 1323125, 3969375]

約数ペア:

[(1, 3969375), (3, 1323125), (5, 793875), (15, 264625), (25, 158775), (29, 136875), (73, 54375), (75, 52925), (87, 45625), (125, 31755), (145, 27375), (219, 18125), (365, 10875), (375, 10585), (435, 9125), (625, 6351), (725, 5475), (1095, 3625), (1825, 2175), (1875, 2117)]