387981808

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{263}}^1\times {\mathrm{673}}^1$

素因数の和:1081

約数の個数: 40

約数和(自身を含む): 761210208

約数和(自身を除く): 373228400

約数列:

[1, 2, 4, 8, 16, 137, 263, 274, 526, 548, 673, 1052, 1096, 1346, 2104, 2192, 2692, 4208, 5384, 10768, 36031, 72062, 92201, 144124, 176999, 184402, 288248, 353998, 368804, 576496, 707996, 737608, 1415992, 1475216, 2831984, 24248863, 48497726, 96995452, 193990904, 387981808]

約数ペア:

[(1, 387981808), (2, 193990904), (4, 96995452), (8, 48497726), (16, 24248863), (137, 2831984), (263, 1475216), (274, 1415992), (526, 737608), (548, 707996), (673, 576496), (1052, 368804), (1096, 353998), (1346, 288248), (2104, 184402), (2192, 176999), (2692, 144124), (4208, 92201), (5384, 72062), (10768, 36031)]