220913447426

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1\times {\mathrm{5059}}^1$

素因数の和:5559

約数の個数: 64

約数和(自身を含む): 387799695360

約数和(自身を除く): 166886247934

約数列:

[1, 2, 7, 14, 71, 142, 197, 223, 394, 446, 497, 994, 1379, 1561, 2758, 3122, 5059, 10118, 13987, 15833, 27974, 31666, 35413, 43931, 70826, 87862, 97909, 110831, 195818, 221662, 307517, 359189, 615034, 718378, 996623, 1128157, 1993246, 2256314, 2514323, 3119101, 5028646, 6238202, 6976361, 7897099, 13952722, 15794198, 21833707, 43667414, 70760233, 80099147, 141520466, 160198294, 222246929, 444493858, 495321631, 560694029, 990643262, 1121388058, 1555728503, 3111457006, 15779531959, 31559063918, 110456723713, 220913447426]

約数ペア:

[(1, 220913447426), (2, 110456723713), (7, 31559063918), (14, 15779531959), (71, 3111457006), (142, 1555728503), (197, 1121388058), (223, 990643262), (394, 560694029), (446, 495321631), (497, 444493858), (994, 222246929), (1379, 160198294), (1561, 141520466), (2758, 80099147), (3122, 70760233), (5059, 43667414), (10118, 21833707), (13987, 15794198), (15833, 13952722), (27974, 7897099), (31666, 6976361), (35413, 6238202), (43931, 5028646), (70826, 3119101), (87862, 2514323), (97909, 2256314), (110831, 1993246), (195818, 1128157), (221662, 996623), (307517, 718378), (359189, 615034)]