40507995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{641}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 71000064

約数和(自身を除く): 30492069

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 383, 641, 1149, 1915, 1923, 3205, 4213, 5745, 7051, 9615, 12639, 21065, 21153, 35255, 63195, 105765, 245503, 736509, 1227515, 2700533, 3682545, 8101599, 13502665, 40507995]

約数ペア:

[(1, 40507995), (3, 13502665), (5, 8101599), (11, 3682545), (15, 2700533), (33, 1227515), (55, 736509), (165, 245503), (383, 105765), (641, 63195), (1149, 35255), (1915, 21153), (1923, 21065), (3205, 12639), (4213, 9615), (5745, 7051)]