678241839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{2003}}^1$

素因数の和:2379

約数の個数: 32

約数和(自身を含む): 1021943808

約数和(自身を除く): 343701969

約数列:

[1, 3, 11, 31, 33, 93, 331, 341, 993, 1023, 2003, 3641, 6009, 10261, 10923, 22033, 30783, 62093, 66099, 112871, 186279, 338613, 662993, 683023, 1988979, 2049069, 7292923, 20552783, 21878769, 61658349, 226080613, 678241839]

約数ペア:

[(1, 678241839), (3, 226080613), (11, 61658349), (31, 21878769), (33, 20552783), (93, 7292923), (331, 2049069), (341, 1988979), (993, 683023), (1023, 662993), (2003, 338613), (3641, 186279), (6009, 112871), (10261, 66099), (10923, 62093), (22033, 30783)]