72455865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2039}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 122204160

約数和(自身を除く): 49748295

約数列:

[1, 3, 5, 15, 23, 69, 103, 115, 309, 345, 515, 1545, 2039, 2369, 6117, 7107, 10195, 11845, 30585, 35535, 46897, 140691, 210017, 234485, 630051, 703455, 1050085, 3150255, 4830391, 14491173, 24151955, 72455865]

約数ペア:

[(1, 72455865), (3, 24151955), (5, 14491173), (15, 4830391), (23, 3150255), (69, 1050085), (103, 703455), (115, 630051), (309, 234485), (345, 210017), (515, 140691), (1545, 46897), (2039, 35535), (2369, 30585), (6117, 11845), (7107, 10195)]