236411889

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2657}}^1$

素因数の和:2909

約数の個数: 32

約数和(自身を含む): 381050880

約数和(自身を除く): 144638991

約数列:

[1, 3, 7, 19, 21, 57, 133, 223, 399, 669, 1561, 2657, 4237, 4683, 7971, 12711, 18599, 29659, 50483, 55797, 88977, 151449, 353381, 592511, 1060143, 1777533, 4147577, 11257709, 12442731, 33773127, 78803963, 236411889]

約数ペア:

[(1, 236411889), (3, 78803963), (7, 33773127), (19, 12442731), (21, 11257709), (57, 4147577), (133, 1777533), (223, 1060143), (399, 592511), (669, 353381), (1561, 151449), (2657, 88977), (4237, 55797), (4683, 50483), (7971, 29659), (12711, 18599)]