28260015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{38449}}^1$

素因数の和:38471

約数の個数: 24

約数和(自身を含む): 52599600

約数和(自身を除く): 24339585

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 38449, 115347, 192245, 269143, 576735, 807429, 1345715, 1884001, 4037145, 5652003, 9420005, 28260015]

約数ペア:

[(1, 28260015), (3, 9420005), (5, 5652003), (7, 4037145), (15, 1884001), (21, 1345715), (35, 807429), (49, 576735), (105, 269143), (147, 192245), (245, 115347), (735, 38449)]