127219984

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{563}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 255965760

約数和(自身を除く): 128745776

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 487, 563, 974, 1126, 1948, 2252, 3896, 4504, 7792, 9008, 14123, 16327, 28246, 32654, 56492, 65308, 112984, 130616, 225968, 261232, 274181, 548362, 1096724, 2193448, 4386896, 7951249, 15902498, 31804996, 63609992, 127219984]

約数ペア:

[(1, 127219984), (2, 63609992), (4, 31804996), (8, 15902498), (16, 7951249), (29, 4386896), (58, 2193448), (116, 1096724), (232, 548362), (464, 274181), (487, 261232), (563, 225968), (974, 130616), (1126, 112984), (1948, 65308), (2252, 56492), (3896, 32654), (4504, 28246), (7792, 16327), (9008, 14123)]