388274019

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1\times {\mathrm{827}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 601989120

約数和(自身を除く): 213715101

約数列:

[1, 3, 7, 21, 79, 237, 283, 553, 827, 849, 1659, 1981, 2481, 5789, 5943, 17367, 22357, 65333, 67071, 156499, 195999, 234041, 457331, 469497, 702123, 1371993, 1638287, 4914861, 18489239, 55467717, 129424673, 388274019]

約数ペア:

[(1, 388274019), (3, 129424673), (7, 55467717), (21, 18489239), (79, 4914861), (237, 1638287), (283, 1371993), (553, 702123), (827, 469497), (849, 457331), (1659, 234041), (1981, 195999), (2481, 156499), (5789, 67071), (5943, 65333), (17367, 22357)]