7988625

素因数分解:

$3^5\times 5^3\times {\mathrm{263}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 14990976

約数和(自身を除く): 7002351

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 263, 375, 405, 675, 789, 1125, 1215, 1315, 2025, 2367, 3375, 3945, 6075, 6575, 7101, 10125, 11835, 19725, 21303, 30375, 32875, 35505, 59175, 63909, 98625, 106515, 177525, 295875, 319545, 532575, 887625, 1597725, 2662875, 7988625]

約数ペア:

[(1, 7988625), (3, 2662875), (5, 1597725), (9, 887625), (15, 532575), (25, 319545), (27, 295875), (45, 177525), (75, 106515), (81, 98625), (125, 63909), (135, 59175), (225, 35505), (243, 32875), (263, 30375), (375, 21303), (405, 19725), (675, 11835), (789, 10125), (1125, 7101), (1215, 6575), (1315, 6075), (2025, 3945), (2367, 3375)]