40892805

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12799}}^1$

素因数の和:12881

約数の個数: 24

約数和(自身を含む): 71884800

約数和(自身を除く): 30991995

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 12799, 38397, 63995, 115191, 191985, 575955, 908729, 2726187, 4543645, 8178561, 13630935, 40892805]

約数ペア:

[(1, 40892805), (3, 13630935), (5, 8178561), (9, 4543645), (15, 2726187), (45, 908729), (71, 575955), (213, 191985), (355, 115191), (639, 63995), (1065, 38397), (3195, 12799)]