28042005

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1613}}^1$

素因数の和:1701

約数の個数: 32

約数和(自身を含む): 48032640

約数和(自身を除く): 19990635

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1159, 1613, 3477, 4839, 5795, 8065, 17385, 24195, 30647, 91941, 98393, 153235, 295179, 459705, 491965, 1475895, 1869467, 5608401, 9347335, 28042005]

約数ペア:

[(1, 28042005), (3, 9347335), (5, 5608401), (15, 1869467), (19, 1475895), (57, 491965), (61, 459705), (95, 295179), (183, 153235), (285, 98393), (305, 91941), (915, 30647), (1159, 24195), (1613, 17385), (3477, 8065), (4839, 5795)]