128529525

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{24137}}^1$

素因数の和:24221

約数の個数: 24

約数和(自身を含む): 215504064

約数和(自身を除く): 86974539

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 24137, 72411, 120685, 362055, 603425, 1713727, 1810275, 5141181, 8568635, 25705905, 42843175, 128529525]

約数ペア:

[(1, 128529525), (3, 42843175), (5, 25705905), (15, 8568635), (25, 5141181), (71, 1810275), (75, 1713727), (213, 603425), (355, 362055), (1065, 120685), (1775, 72411), (5325, 24137)]