1233981505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{6869}}^1$

素因数の和:6985

約数の個数: 32

約数和(自身を含む): 1635609600

約数和(自身を除く): 401628095

約数列:

[1, 5, 19, 31, 61, 95, 155, 305, 589, 1159, 1891, 2945, 5795, 6869, 9455, 34345, 35929, 130511, 179645, 212939, 419009, 652555, 1064695, 2095045, 4045841, 7961171, 12989279, 20229205, 39805855, 64946395, 246796301, 1233981505]

約数ペア:

[(1, 1233981505), (5, 246796301), (19, 64946395), (31, 39805855), (61, 20229205), (95, 12989279), (155, 7961171), (305, 4045841), (589, 2095045), (1159, 1064695), (1891, 652555), (2945, 419009), (5795, 212939), (6869, 179645), (9455, 130511), (34345, 35929)]