3971925

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 36

約数和(自身を含む): 7221760

約数和(自身を除く): 3249835

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 139, 225, 381, 417, 635, 695, 1143, 1251, 1905, 2085, 3175, 3475, 5715, 6255, 9525, 10425, 17653, 28575, 31275, 52959, 88265, 158877, 264795, 441325, 794385, 1323975, 3971925]

約数ペア:

[(1, 3971925), (3, 1323975), (5, 794385), (9, 441325), (15, 264795), (25, 158877), (45, 88265), (75, 52959), (127, 31275), (139, 28575), (225, 17653), (381, 10425), (417, 9525), (635, 6255), (695, 5715), (1143, 3475), (1251, 3175), (1905, 2085)]