155117775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{121661}}^1$

素因数の和:121691

約数の個数: 24

約数和(自身を含む): 271549584

約数和(自身を除く): 116431809

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 121661, 364983, 608305, 1824915, 2068237, 3041525, 6204711, 9124575, 10341185, 31023555, 51705925, 155117775]

約数ペア:

[(1, 155117775), (3, 51705925), (5, 31023555), (15, 10341185), (17, 9124575), (25, 6204711), (51, 3041525), (75, 2068237), (85, 1824915), (255, 608305), (425, 364983), (1275, 121661)]