644465185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{6079}}^1$

素因数の和:6337

約数の個数: 32

約数和(自身を含む): 956067840

約数和(自身を除く): 311602655

約数列:

[1, 5, 7, 13, 35, 65, 91, 233, 455, 1165, 1631, 3029, 6079, 8155, 15145, 21203, 30395, 42553, 79027, 106015, 212765, 395135, 553189, 1416407, 2765945, 7082035, 9914849, 18413291, 49574245, 92066455, 128893037, 644465185]

約数ペア:

[(1, 644465185), (5, 128893037), (7, 92066455), (13, 49574245), (35, 18413291), (65, 9914849), (91, 7082035), (233, 2765945), (455, 1416407), (1165, 553189), (1631, 395135), (3029, 212765), (6079, 106015), (8155, 79027), (15145, 42553), (21203, 30395)]