29103705

素因数分解:

$3^4\times 5^1\times {\mathrm{71861}}^1$

素因数の和:71878

約数の個数: 20

約数和(自身を含む): 52171812

約数和(自身を除く): 23068107

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 71861, 215583, 359305, 646749, 1077915, 1940247, 3233745, 5820741, 9701235, 29103705]

約数ペア:

[(1, 29103705), (3, 9701235), (5, 5820741), (9, 3233745), (15, 1940247), (27, 1077915), (45, 646749), (81, 359305), (135, 215583), (405, 71861)]