388558854

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{6277}}^1$

素因数の和:6485

約数の個数: 48

約数和(自身を含む): 891224880

約数和(自身を除く): 502666026

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 181, 342, 362, 543, 1086, 1629, 3258, 3439, 6277, 6878, 10317, 12554, 18831, 20634, 30951, 37662, 56493, 61902, 112986, 119263, 238526, 357789, 715578, 1073367, 1136137, 2146734, 2272274, 3408411, 6816822, 10225233, 20450466, 21586603, 43173206, 64759809, 129519618, 194279427, 388558854]

約数ペア:

[(1, 388558854), (2, 194279427), (3, 129519618), (6, 64759809), (9, 43173206), (18, 21586603), (19, 20450466), (38, 10225233), (57, 6816822), (114, 3408411), (171, 2272274), (181, 2146734), (342, 1136137), (362, 1073367), (543, 715578), (1086, 357789), (1629, 238526), (3258, 119263), (3439, 112986), (6277, 61902), (6878, 56493), (10317, 37662), (12554, 30951), (18831, 20634)]