4037995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 5668992

約数和(自身を除く): 1630997

約数列:

[1, 5, 13, 23, 37, 65, 73, 115, 185, 299, 365, 481, 851, 949, 1495, 1679, 2405, 2701, 4255, 4745, 8395, 11063, 13505, 21827, 35113, 55315, 62123, 109135, 175565, 310615, 807599, 4037995]

約数ペア:

[(1, 4037995), (5, 807599), (13, 310615), (23, 175565), (37, 109135), (65, 62123), (73, 55315), (115, 35113), (185, 21827), (299, 13505), (365, 11063), (481, 8395), (851, 4745), (949, 4255), (1495, 2701), (1679, 2405)]