398784804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^2\times {\mathrm{673}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 1031996448

約数和(自身を除く): 633211644

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 67, 132, 134, 201, 268, 402, 673, 737, 804, 1346, 1474, 2019, 2211, 2692, 2948, 4038, 4422, 4489, 7403, 8076, 8844, 8978, 13467, 14806, 17956, 22209, 26934, 29612, 44418, 45091, 49379, 53868, 88836, 90182, 98758, 135273, 148137, 180364, 197516, 270546, 296274, 496001, 541092, 592548, 992002, 1488003, 1984004, 2976006, 3021097, 5952012, 6042194, 9063291, 12084388, 18126582, 33232067, 36253164, 66464134, 99696201, 132928268, 199392402, 398784804]

約数ペア:

[(1, 398784804), (2, 199392402), (3, 132928268), (4, 99696201), (6, 66464134), (11, 36253164), (12, 33232067), (22, 18126582), (33, 12084388), (44, 9063291), (66, 6042194), (67, 5952012), (132, 3021097), (134, 2976006), (201, 1984004), (268, 1488003), (402, 992002), (673, 592548), (737, 541092), (804, 496001), (1346, 296274), (1474, 270546), (2019, 197516), (2211, 180364), (2692, 148137), (2948, 135273), (4038, 98758), (4422, 90182), (4489, 88836), (7403, 53868), (8076, 49379), (8844, 45091), (8978, 44418), (13467, 29612), (14806, 26934), (17956, 22209)]