15693145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 21732480

約数和(自身を除く): 6039335

約数列:

[1, 5, 13, 19, 65, 95, 97, 131, 247, 485, 655, 1235, 1261, 1703, 1843, 2489, 6305, 8515, 9215, 12445, 12707, 23959, 32357, 63535, 119795, 161785, 165191, 241433, 825955, 1207165, 3138629, 15693145]

約数ペア:

[(1, 15693145), (5, 3138629), (13, 1207165), (19, 825955), (65, 241433), (95, 165191), (97, 161785), (131, 119795), (247, 63535), (485, 32357), (655, 23959), (1235, 12707), (1261, 12445), (1703, 9215), (1843, 8515), (2489, 6305)]