4900015

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 6149376

約数和(自身を除く): 1249361

約数列:

[1, 5, 31, 101, 155, 313, 505, 1565, 3131, 9703, 15655, 31613, 48515, 158065, 980003, 4900015]

約数ペア:

[(1, 4900015), (5, 980003), (31, 158065), (101, 48515), (155, 31613), (313, 15655), (505, 9703), (1565, 3131)]