203429457

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12763}}^1$

素因数の和:12810

約数の個数: 48

約数和(自身を含む): 382307328

約数和(自身を除く): 178877871

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 207, 231, 253, 483, 693, 759, 1449, 1771, 2277, 5313, 12763, 15939, 38289, 89341, 114867, 140393, 268023, 293549, 421179, 804069, 880647, 982751, 1263537, 2054843, 2641941, 2948253, 3229039, 6164529, 8844759, 9687117, 18493587, 22603273, 29061351, 67809819, 203429457]

約数ペア:

[(1, 203429457), (3, 67809819), (7, 29061351), (9, 22603273), (11, 18493587), (21, 9687117), (23, 8844759), (33, 6164529), (63, 3229039), (69, 2948253), (77, 2641941), (99, 2054843), (161, 1263537), (207, 982751), (231, 880647), (253, 804069), (483, 421179), (693, 293549), (759, 268023), (1449, 140393), (1771, 114867), (2277, 89341), (5313, 38289), (12763, 15939)]