87842925

素因数分解:

$3^2\times 5^2\times {\mathrm{390413}}^1$

素因数の和:390429

約数の個数: 18

約数和(自身を含む): 157336842

約数和(自身を除く): 69493917

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 390413, 1171239, 1952065, 3513717, 5856195, 9760325, 17568585, 29280975, 87842925]

約数ペア:

[(1, 87842925), (3, 29280975), (5, 17568585), (9, 9760325), (15, 5856195), (25, 3513717), (45, 1952065), (75, 1171239), (225, 390413)]