13603915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 18498816

約数和(自身を除く): 4894901

約数列:

[1, 5, 13, 47, 61, 65, 73, 235, 305, 365, 611, 793, 949, 2867, 3055, 3431, 3965, 4453, 4745, 14335, 17155, 22265, 37271, 44603, 57889, 186355, 209291, 223015, 289445, 1046455, 2720783, 13603915]

約数ペア:

[(1, 13603915), (5, 2720783), (13, 1046455), (47, 289445), (61, 223015), (65, 209291), (73, 186355), (235, 57889), (305, 44603), (365, 37271), (611, 22265), (793, 17155), (949, 14335), (2867, 4745), (3055, 4453), (3431, 3965)]