13270075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 21387520

約数和(自身を除く): 8117445

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 247, 307, 325, 455, 475, 665, 1235, 1535, 1729, 2149, 2275, 3325, 3991, 5833, 6175, 7675, 8645, 10745, 19955, 27937, 29165, 40831, 43225, 53725, 75829, 99775, 139685, 145825, 204155, 379145, 530803, 698425, 1020775, 1895725, 2654015, 13270075]

約数ペア:

[(1, 13270075), (5, 2654015), (7, 1895725), (13, 1020775), (19, 698425), (25, 530803), (35, 379145), (65, 204155), (91, 145825), (95, 139685), (133, 99775), (175, 75829), (247, 53725), (307, 43225), (325, 40831), (455, 29165), (475, 27937), (665, 19955), (1235, 10745), (1535, 8645), (1729, 7675), (2149, 6175), (2275, 5833), (3325, 3991)]