2178712866

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{221549}}^1$

素因数の和:221714

約数の個数: 32

約数和(自身を含む): 4785480000

約数和(自身を除く): 2606767134

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 149, 298, 447, 894, 1639, 3278, 4917, 9834, 221549, 443098, 664647, 1329294, 2437039, 4874078, 7311117, 14622234, 33010801, 66021602, 99032403, 198064806, 363118811, 726237622, 1089356433, 2178712866]

約数ペア:

[(1, 2178712866), (2, 1089356433), (3, 726237622), (6, 363118811), (11, 198064806), (22, 99032403), (33, 66021602), (66, 33010801), (149, 14622234), (298, 7311117), (447, 4874078), (894, 2437039), (1639, 1329294), (3278, 664647), (4917, 443098), (9834, 221549)]