61997715

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 116756640

約数和(自身を除く): 54758925

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 131, 195, 393, 585, 655, 809, 1179, 1703, 1965, 2427, 4045, 5109, 5895, 7281, 8515, 10517, 12135, 15327, 25545, 31551, 36405, 52585, 76635, 94653, 105979, 157755, 317937, 473265, 529895, 953811, 1377727, 1589685, 4133181, 4769055, 6888635, 12399543, 20665905, 61997715]

約数ペア:

[(1, 61997715), (3, 20665905), (5, 12399543), (9, 6888635), (13, 4769055), (15, 4133181), (39, 1589685), (45, 1377727), (65, 953811), (117, 529895), (131, 473265), (195, 317937), (393, 157755), (585, 105979), (655, 94653), (809, 76635), (1179, 52585), (1703, 36405), (1965, 31551), (2427, 25545), (4045, 15327), (5109, 12135), (5895, 10517), (7281, 8515)]