388179374

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 659307600

約数和(自身を除く): 271128226

約数列:

[1, 2, 11, 22, 67, 89, 121, 134, 178, 242, 269, 538, 737, 979, 1474, 1958, 2959, 5918, 5963, 8107, 10769, 11926, 16214, 18023, 21538, 23941, 32549, 36046, 47882, 65098, 65593, 131186, 198253, 263351, 396506, 526702, 721523, 1443046, 1604047, 2180783, 2896861, 3208094, 4361566, 5793722, 17644517, 35289034, 194089687, 388179374]

約数ペア:

[(1, 388179374), (2, 194089687), (11, 35289034), (22, 17644517), (67, 5793722), (89, 4361566), (121, 3208094), (134, 2896861), (178, 2180783), (242, 1604047), (269, 1443046), (538, 721523), (737, 526702), (979, 396506), (1474, 263351), (1958, 198253), (2959, 131186), (5918, 65593), (5963, 65098), (8107, 47882), (10769, 36046), (11926, 32549), (16214, 23941), (18023, 21538)]