15872645

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 21142296

約数和(自身を除く): 5269651

約数列:

[1, 5, 17, 23, 85, 115, 353, 391, 529, 1765, 1955, 2645, 6001, 8119, 8993, 30005, 40595, 44965, 138023, 186737, 690115, 933685, 3174529, 15872645]

約数ペア:

[(1, 15872645), (5, 3174529), (17, 933685), (23, 690115), (85, 186737), (115, 138023), (353, 44965), (391, 40595), (529, 30005), (1765, 8993), (1955, 8119), (2645, 6001)]