28918708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1499}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 63504000

約数和(自身を除く): 34585292

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 182, 212, 364, 371, 689, 742, 1378, 1484, 1499, 2756, 2998, 4823, 5996, 9646, 10493, 19292, 19487, 20986, 38974, 41972, 77948, 79447, 136409, 158894, 272818, 317788, 545636, 556129, 1032811, 1112258, 2065622, 2224516, 4131244, 7229677, 14459354, 28918708]

約数ペア:

[(1, 28918708), (2, 14459354), (4, 7229677), (7, 4131244), (13, 2224516), (14, 2065622), (26, 1112258), (28, 1032811), (52, 556129), (53, 545636), (91, 317788), (106, 272818), (182, 158894), (212, 136409), (364, 79447), (371, 77948), (689, 41972), (742, 38974), (1378, 20986), (1484, 19487), (1499, 19292), (2756, 10493), (2998, 9646), (4823, 5996)]