23220405

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 45239040

約数和(自身を除く): 22018635

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 101, 117, 131, 135, 195, 303, 351, 393, 505, 585, 655, 909, 1179, 1313, 1515, 1703, 1755, 1965, 2727, 3537, 3939, 4545, 5109, 5895, 6565, 8515, 11817, 13231, 13635, 15327, 17685, 19695, 25545, 35451, 39693, 45981, 59085, 66155, 76635, 119079, 172003, 177255, 198465, 229905, 357237, 516009, 595395, 860015, 1548027, 1786185, 2580045, 4644081, 7740135, 23220405]

約数ペア:

[(1, 23220405), (3, 7740135), (5, 4644081), (9, 2580045), (13, 1786185), (15, 1548027), (27, 860015), (39, 595395), (45, 516009), (65, 357237), (101, 229905), (117, 198465), (131, 177255), (135, 172003), (195, 119079), (303, 76635), (351, 66155), (393, 59085), (505, 45981), (585, 39693), (655, 35451), (909, 25545), (1179, 19695), (1313, 17685), (1515, 15327), (1703, 13635), (1755, 13231), (1965, 11817), (2727, 8515), (3537, 6565), (3939, 5895), (4545, 5109)]