1840392407

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 2212835328

約数和(自身を除く): 372442921

約数列:

[1, 7, 31, 101, 131, 217, 641, 707, 917, 3131, 4061, 4487, 13231, 19871, 21917, 28427, 64741, 83971, 92617, 139097, 410161, 453187, 587797, 2006971, 2603101, 2871127, 8481071, 14048797, 18221707, 59367497, 262913201, 1840392407]

約数ペア:

[(1, 1840392407), (7, 262913201), (31, 59367497), (101, 18221707), (131, 14048797), (217, 8481071), (641, 2871127), (707, 2603101), (917, 2006971), (3131, 587797), (4061, 453187), (4487, 410161), (13231, 139097), (19871, 92617), (21917, 83971), (28427, 64741)]