311275928

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{23827}}^1$

素因数の和:23927

約数の個数: 32

約数和(自身を含む): 617621760

約数和(自身を除く): 306345832

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 568, 1633, 3266, 6532, 13064, 23827, 47654, 95308, 190616, 548021, 1096042, 1691717, 2192084, 3383434, 4384168, 6766868, 13533736, 38909491, 77818982, 155637964, 311275928]

約数ペア:

[(1, 311275928), (2, 155637964), (4, 77818982), (8, 38909491), (23, 13533736), (46, 6766868), (71, 4384168), (92, 3383434), (142, 2192084), (184, 1691717), (284, 1096042), (568, 548021), (1633, 190616), (3266, 95308), (6532, 47654), (13064, 23827)]