4006021943

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{20507}}^1$

素因数の和:20627

約数の個数: 32

約数和(自身を含む): 5197547520

約数和(自身を除く): 1191525577

約数列:

[1, 7, 11, 43, 59, 77, 301, 413, 473, 649, 2537, 3311, 4543, 17759, 20507, 27907, 143549, 195349, 225577, 881801, 1209913, 1579039, 6172607, 8469391, 9699811, 13309043, 52026259, 67898677, 93163301, 364183813, 572288849, 4006021943]

約数ペア:

[(1, 4006021943), (7, 572288849), (11, 364183813), (43, 93163301), (59, 67898677), (77, 52026259), (301, 13309043), (413, 9699811), (473, 8469391), (649, 6172607), (2537, 1579039), (3311, 1209913), (4543, 881801), (17759, 225577), (20507, 195349), (27907, 143549)]