27821625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 50244480

約数和(自身を除く): 22422855

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 439, 507, 845, 975, 1317, 1625, 2195, 2535, 4225, 4875, 5707, 6585, 10975, 12675, 17121, 21125, 28535, 32925, 54875, 63375, 74191, 85605, 142675, 164625, 222573, 370955, 428025, 713375, 1112865, 1854775, 2140125, 5564325, 9273875, 27821625]

約数ペア:

[(1, 27821625), (3, 9273875), (5, 5564325), (13, 2140125), (15, 1854775), (25, 1112865), (39, 713375), (65, 428025), (75, 370955), (125, 222573), (169, 164625), (195, 142675), (325, 85605), (375, 74191), (439, 63375), (507, 54875), (845, 32925), (975, 28535), (1317, 21125), (1625, 17121), (2195, 12675), (2535, 10975), (4225, 6585), (4875, 5707)]