13215675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 24248448

約数和(自身を除く): 11032773

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 83, 165, 193, 249, 275, 415, 579, 825, 913, 965, 1245, 2075, 2123, 2739, 2895, 4565, 4825, 6225, 6369, 10615, 13695, 14475, 16019, 22825, 31845, 48057, 53075, 68475, 80095, 159225, 176209, 240285, 400475, 528627, 881045, 1201425, 2643135, 4405225, 13215675]

約数ペア:

[(1, 13215675), (3, 4405225), (5, 2643135), (11, 1201425), (15, 881045), (25, 528627), (33, 400475), (55, 240285), (75, 176209), (83, 159225), (165, 80095), (193, 68475), (249, 53075), (275, 48057), (415, 31845), (579, 22825), (825, 16019), (913, 14475), (965, 13695), (1245, 10615), (2075, 6369), (2123, 6225), (2739, 4825), (2895, 4565)]