75978273

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 120729600

約数和(自身を除く): 44751327

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 343, 987, 1029, 1571, 2303, 4713, 6909, 10997, 16121, 32991, 48363, 73837, 76979, 221511, 230937, 516859, 538853, 1550577, 1616559, 3618013, 10854039, 25326091, 75978273]

約数ペア:

[(1, 75978273), (3, 25326091), (7, 10854039), (21, 3618013), (47, 1616559), (49, 1550577), (141, 538853), (147, 516859), (329, 230937), (343, 221511), (987, 76979), (1029, 73837), (1571, 48363), (2303, 32991), (4713, 16121), (6909, 10997)]