81245325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{154753}}^1$

素因数の和:154773

約数の個数: 24

約数和(自身を含む): 153515968

約数和(自身を除く): 72270643

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 154753, 464259, 773765, 1083271, 2321295, 3249813, 3868825, 5416355, 11606475, 16249065, 27081775, 81245325]

約数ペア:

[(1, 81245325), (3, 27081775), (5, 16249065), (7, 11606475), (15, 5416355), (21, 3868825), (25, 3249813), (35, 2321295), (75, 1083271), (105, 773765), (175, 464259), (525, 154753)]