10891995

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 18399744

約数和(自身を除く): 7507749

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 241, 345, 393, 655, 723, 1205, 1965, 3013, 3615, 5543, 9039, 15065, 16629, 27715, 31571, 45195, 83145, 94713, 157855, 473565, 726133, 2178399, 3630665, 10891995]

約数ペア:

[(1, 10891995), (3, 3630665), (5, 2178399), (15, 726133), (23, 473565), (69, 157855), (115, 94713), (131, 83145), (241, 45195), (345, 31571), (393, 27715), (655, 16629), (723, 15065), (1205, 9039), (1965, 5543), (3013, 3615)]