28601517

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 46412800

約数和(自身を除く): 17811283

約数列:

[1, 3, 7, 19, 21, 57, 97, 133, 291, 399, 679, 739, 1843, 2037, 2217, 5173, 5529, 12901, 14041, 15519, 38703, 42123, 71683, 98287, 215049, 294861, 501781, 1361977, 1505343, 4085931, 9533839, 28601517]

約数ペア:

[(1, 28601517), (3, 9533839), (7, 4085931), (19, 1505343), (21, 1361977), (57, 501781), (97, 294861), (133, 215049), (291, 98287), (399, 71683), (679, 42123), (739, 38703), (1843, 15519), (2037, 14041), (2217, 12901), (5173, 5529)]