87040023

素因数分解:

$3^1\times 7^3\times {\mathrm{251}}^1\times {\mathrm{337}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 136281600

約数和(自身を除く): 49241577

約数列:

[1, 3, 7, 21, 49, 147, 251, 337, 343, 753, 1011, 1029, 1757, 2359, 5271, 7077, 12299, 16513, 36897, 49539, 84587, 86093, 115591, 253761, 258279, 346773, 592109, 1776327, 4144763, 12434289, 29013341, 87040023]

約数ペア:

[(1, 87040023), (3, 29013341), (7, 12434289), (21, 4144763), (49, 1776327), (147, 592109), (251, 346773), (337, 258279), (343, 253761), (753, 115591), (1011, 86093), (1029, 84587), (1757, 49539), (2359, 36897), (5271, 16513), (7077, 12299)]