201901011

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3449}}^1$

素因数の和:3563

約数の個数: 32

約数和(自身を含む): 309120000

約数和(自身を除く): 107218989

約数列:

[1, 3, 13, 19, 39, 57, 79, 237, 247, 741, 1027, 1501, 3081, 3449, 4503, 10347, 19513, 44837, 58539, 65531, 134511, 196593, 272471, 817413, 851903, 2555709, 3542123, 5176949, 10626369, 15530847, 67300337, 201901011]

約数ペア:

[(1, 201901011), (3, 67300337), (13, 15530847), (19, 10626369), (39, 5176949), (57, 3542123), (79, 2555709), (237, 851903), (247, 817413), (741, 272471), (1027, 196593), (1501, 134511), (3081, 65531), (3449, 58539), (4503, 44837), (10347, 19513)]