39870525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31271}}^1$

素因数の和:31301

約数の個数: 24

約数和(自身を含む): 69799104

約数和(自身を除く): 29928579

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 31271, 93813, 156355, 469065, 531607, 781775, 1594821, 2345325, 2658035, 7974105, 13290175, 39870525]

約数ペア:

[(1, 39870525), (3, 13290175), (5, 7974105), (15, 2658035), (17, 2345325), (25, 1594821), (51, 781775), (75, 531607), (85, 469065), (255, 156355), (425, 93813), (1275, 31271)]