9871995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 18201600

約数和(自身を除く): 8329605

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 631, 745, 1043, 1893, 2235, 3129, 3155, 4417, 5215, 9465, 13251, 15645, 22085, 66255, 94019, 282057, 470095, 658133, 1410285, 1974399, 3290665, 9871995]

約数ペア:

[(1, 9871995), (3, 3290665), (5, 1974399), (7, 1410285), (15, 658133), (21, 470095), (35, 282057), (105, 94019), (149, 66255), (447, 22085), (631, 15645), (745, 13251), (1043, 9465), (1893, 5215), (2235, 4417), (3129, 3155)]