65939775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{311}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 119778048

約数和(自身を除く): 53838273

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 257, 275, 311, 771, 825, 933, 1285, 1555, 2827, 3421, 3855, 4665, 6425, 7775, 8481, 10263, 14135, 17105, 19275, 23325, 42405, 51315, 70675, 79927, 85525, 212025, 239781, 256575, 399635, 879197, 1198905, 1998175, 2637591, 4395985, 5994525, 13187955, 21979925, 65939775]

約数ペア:

[(1, 65939775), (3, 21979925), (5, 13187955), (11, 5994525), (15, 4395985), (25, 2637591), (33, 1998175), (55, 1198905), (75, 879197), (165, 399635), (257, 256575), (275, 239781), (311, 212025), (771, 85525), (825, 79927), (933, 70675), (1285, 51315), (1555, 42405), (2827, 23325), (3421, 19275), (3855, 17105), (4665, 14135), (6425, 10263), (7775, 8481)]