39490245

素因数分解:

$3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1999}}^1$

素因数の和:2449

約数の個数: 24

約数和(自身を含む): 68640000

約数和(自身を除く): 29149755

約数列:

[1, 3, 5, 9, 15, 45, 439, 1317, 1999, 2195, 3951, 5997, 6585, 9995, 17991, 19755, 29985, 89955, 877561, 2632683, 4387805, 7898049, 13163415, 39490245]

約数ペア:

[(1, 39490245), (3, 13163415), (5, 7898049), (9, 4387805), (15, 2632683), (45, 877561), (439, 89955), (1317, 29985), (1999, 19755), (2195, 17991), (3951, 9995), (5997, 6585)]