40190409

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1777}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 66568320

約数和(自身を除く): 26377911

約数列:

[1, 3, 7, 9, 21, 63, 359, 1077, 1777, 2513, 3231, 5331, 7539, 12439, 15993, 22617, 37317, 111951, 637943, 1913829, 4465601, 5741487, 13396803, 40190409]

約数ペア:

[(1, 40190409), (3, 13396803), (7, 5741487), (9, 4465601), (21, 1913829), (63, 637943), (359, 111951), (1077, 37317), (1777, 22617), (2513, 15993), (3231, 12439), (5331, 7539)]