51435468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{509}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 149254560

約数和(自身を除く): 97819092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 401, 509, 802, 1018, 1203, 1527, 1604, 2036, 2406, 2807, 3054, 3563, 3609, 4581, 4812, 5614, 6108, 7126, 7218, 8421, 9162, 10689, 11228, 14252, 14436, 16842, 18324, 21378, 25263, 32067, 33684, 42756, 50526, 64134, 101052, 128268, 204109, 408218, 612327, 816436, 1224654, 1428763, 1836981, 2449308, 2857526, 3673962, 4286289, 5715052, 7347924, 8572578, 12858867, 17145156, 25717734, 51435468]

約数ペア:

[(1, 51435468), (2, 25717734), (3, 17145156), (4, 12858867), (6, 8572578), (7, 7347924), (9, 5715052), (12, 4286289), (14, 3673962), (18, 2857526), (21, 2449308), (28, 1836981), (36, 1428763), (42, 1224654), (63, 816436), (84, 612327), (126, 408218), (252, 204109), (401, 128268), (509, 101052), (802, 64134), (1018, 50526), (1203, 42756), (1527, 33684), (1604, 32067), (2036, 25263), (2406, 21378), (2807, 18324), (3054, 16842), (3563, 14436), (3609, 14252), (4581, 11228), (4812, 10689), (5614, 9162), (6108, 8421), (7126, 7218)]