321781161

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{3299}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 481219200

約数和(自身を除く): 159438039

約数列:

[1, 3, 13, 39, 41, 61, 123, 183, 533, 793, 1599, 2379, 2501, 3299, 7503, 9897, 32513, 42887, 97539, 128661, 135259, 201239, 405777, 603717, 1758367, 2616107, 5275101, 7848321, 8250799, 24752397, 107260387, 321781161]

約数ペア:

[(1, 321781161), (3, 107260387), (13, 24752397), (39, 8250799), (41, 7848321), (61, 5275101), (123, 2616107), (183, 1758367), (533, 603717), (793, 405777), (1599, 201239), (2379, 135259), (2501, 128661), (3299, 97539), (7503, 42887), (9897, 32513)]