7871864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 19837440

約数和(自身を除く): 11965576

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 983, 1001, 1144, 1966, 2002, 3932, 4004, 6881, 7864, 8008, 10813, 12779, 13762, 21626, 25558, 27524, 43252, 51116, 55048, 75691, 86504, 89453, 102232, 140569, 151382, 178906, 281138, 302764, 357812, 562276, 605528, 715624, 983983, 1124552, 1967966, 3935932, 7871864]

約数ペア:

[(1, 7871864), (2, 3935932), (4, 1967966), (7, 1124552), (8, 983983), (11, 715624), (13, 605528), (14, 562276), (22, 357812), (26, 302764), (28, 281138), (44, 178906), (52, 151382), (56, 140569), (77, 102232), (88, 89453), (91, 86504), (104, 75691), (143, 55048), (154, 51116), (182, 43252), (286, 27524), (308, 25558), (364, 21626), (572, 13762), (616, 12779), (728, 10813), (983, 8008), (1001, 7864), (1144, 6881), (1966, 4004), (2002, 3932)]