668239839

素因数分解:

$3^2\times {\mathrm{307}}^1\times {\mathrm{367}}^1\times {\mathrm{659}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 972491520

約数和(自身を除く): 304251681

約数列:

[1, 3, 9, 307, 367, 659, 921, 1101, 1977, 2763, 3303, 5931, 112669, 202313, 241853, 338007, 606939, 725559, 1014021, 1820817, 2176677, 74248871, 222746613, 668239839]

約数ペア:

[(1, 668239839), (3, 222746613), (9, 74248871), (307, 2176677), (367, 1820817), (659, 1014021), (921, 725559), (1101, 606939), (1977, 338007), (2763, 241853), (3303, 202313), (5931, 112669)]