49173905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 67239936

約数和(自身を除く): 18066031

約数列:

[1, 5, 11, 31, 55, 151, 155, 191, 341, 755, 955, 1661, 1705, 2101, 4681, 5921, 8305, 10505, 23405, 28841, 29605, 51491, 65131, 144205, 257455, 317251, 325655, 894071, 1586255, 4470355, 9834781, 49173905]

約数ペア:

[(1, 49173905), (5, 9834781), (11, 4470355), (31, 1586255), (55, 894071), (151, 325655), (155, 317251), (191, 257455), (341, 144205), (755, 65131), (955, 51491), (1661, 29605), (1705, 28841), (2101, 23405), (4681, 10505), (5921, 8305)]