287889741

素因数分解:

$3^3\times {\mathrm{41}}^2\times {\mathrm{6343}}^1$

素因数の和:6434

約数の個数: 24

約数和(自身を含む): 437228480

約数和(自身を除く): 149338739

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 1681, 5043, 6343, 15129, 19029, 45387, 57087, 171261, 260063, 780189, 2340567, 7021701, 10662583, 31987749, 95963247, 287889741]

約数ペア:

[(1, 287889741), (3, 95963247), (9, 31987749), (27, 10662583), (41, 7021701), (123, 2340567), (369, 780189), (1107, 260063), (1681, 171261), (5043, 57087), (6343, 45387), (15129, 19029)]