28033005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1867}}^1$

素因数の和:1906

約数の個数: 64

約数和(自身を含む): 60254208

約数和(自身を除く): 32221203

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 1001, 1155, 1365, 1867, 2145, 3003, 5005, 5601, 9335, 13069, 15015, 20537, 24271, 28005, 39207, 61611, 65345, 72813, 102685, 121355, 143759, 169897, 196035, 266981, 308055, 364065, 431277, 509691, 718795, 800943, 849485, 1334905, 1868867, 2156385, 2548455, 4004715, 5606601, 9344335, 28033005]

約数ペア:

[(1, 28033005), (3, 9344335), (5, 5606601), (7, 4004715), (11, 2548455), (13, 2156385), (15, 1868867), (21, 1334905), (33, 849485), (35, 800943), (39, 718795), (55, 509691), (65, 431277), (77, 364065), (91, 308055), (105, 266981), (143, 196035), (165, 169897), (195, 143759), (231, 121355), (273, 102685), (385, 72813), (429, 65345), (455, 61611), (715, 39207), (1001, 28005), (1155, 24271), (1365, 20537), (1867, 15015), (2145, 13069), (3003, 9335), (5005, 5601)]