8028735

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 15966720

約数和(自身を除く): 7937985

約数列:

[1, 3, 5, 11, 13, 15, 19, 33, 39, 55, 57, 65, 95, 143, 165, 195, 197, 209, 247, 285, 429, 591, 627, 715, 741, 985, 1045, 1235, 2145, 2167, 2561, 2717, 2955, 3135, 3705, 3743, 6501, 7683, 8151, 10835, 11229, 12805, 13585, 18715, 28171, 32505, 38415, 40755, 41173, 48659, 56145, 84513, 123519, 140855, 145977, 205865, 243295, 422565, 535249, 617595, 729885, 1605747, 2676245, 8028735]

約数ペア:

[(1, 8028735), (3, 2676245), (5, 1605747), (11, 729885), (13, 617595), (15, 535249), (19, 422565), (33, 243295), (39, 205865), (55, 145977), (57, 140855), (65, 123519), (95, 84513), (143, 56145), (165, 48659), (195, 41173), (197, 40755), (209, 38415), (247, 32505), (285, 28171), (429, 18715), (591, 13585), (627, 12805), (715, 11229), (741, 10835), (985, 8151), (1045, 7683), (1235, 6501), (2145, 3743), (2167, 3705), (2561, 3135), (2717, 2955)]