39921651

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5237}}^1$

素因数の和:5272

約数の個数: 36

約数和(自身を含む): 72452016

約数和(自身を除く): 32530365

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 5237, 7623, 15711, 36659, 47133, 57607, 109977, 172821, 329931, 403249, 518463, 633677, 1209747, 1901031, 3629241, 4435739, 5703093, 13307217, 39921651]

約数ペア:

[(1, 39921651), (3, 13307217), (7, 5703093), (9, 4435739), (11, 3629241), (21, 1901031), (33, 1209747), (63, 633677), (77, 518463), (99, 403249), (121, 329931), (231, 172821), (363, 109977), (693, 57607), (847, 47133), (1089, 36659), (2541, 15711), (5237, 7623)]