72720515

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{44207}}^1$

素因数の和:44266

約数の個数: 16

約数和(自身を含む): 101855232

約数和(自身を除く): 29134717

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 44207, 221035, 309449, 1547245, 2077729, 10388645, 14544103, 72720515]

約数ペア:

[(1, 72720515), (5, 14544103), (7, 10388645), (35, 2077729), (47, 1547245), (235, 309449), (329, 221035), (1645, 44207)]