39964785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1481}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 73412352

約数和(自身を除く): 33447567

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 257, 771, 1285, 1481, 1799, 3855, 4443, 5397, 7405, 8995, 10367, 22215, 26985, 31101, 51835, 155505, 380617, 1141851, 1903085, 2664319, 5709255, 7992957, 13321595, 39964785]

約数ペア:

[(1, 39964785), (3, 13321595), (5, 7992957), (7, 5709255), (15, 2664319), (21, 1903085), (35, 1141851), (105, 380617), (257, 155505), (771, 51835), (1285, 31101), (1481, 26985), (1799, 22215), (3855, 10367), (4443, 8995), (5397, 7405)]