51408728

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17321}}^1$

素因数の和:17387

約数の個数: 32

約数和(自身を含む): 112246560

約数和(自身を除く): 60837832

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 17321, 34642, 69284, 121247, 138568, 242494, 484988, 918013, 969976, 1836026, 3672052, 6426091, 7344104, 12852182, 25704364, 51408728]

約数ペア:

[(1, 51408728), (2, 25704364), (4, 12852182), (7, 7344104), (8, 6426091), (14, 3672052), (28, 1836026), (53, 969976), (56, 918013), (106, 484988), (212, 242494), (371, 138568), (424, 121247), (742, 69284), (1484, 34642), (2968, 17321)]