15100813

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 19740672

約数和(自身を除く): 4639859

約数列:

[1, 7, 13, 31, 53, 91, 101, 217, 371, 403, 689, 707, 1313, 1643, 2821, 3131, 4823, 5353, 9191, 11501, 21359, 21917, 37471, 40703, 69589, 149513, 165943, 284921, 487123, 1161601, 2157259, 15100813]

約数ペア:

[(1, 15100813), (7, 2157259), (13, 1161601), (31, 487123), (53, 284921), (91, 165943), (101, 149513), (217, 69589), (371, 40703), (403, 37471), (689, 21917), (707, 21359), (1313, 11501), (1643, 9191), (2821, 5353), (3131, 4823)]