28673512

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 64512000

約数和(自身を除く): 35838488

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 83, 124, 166, 199, 217, 248, 332, 398, 434, 581, 664, 796, 868, 1162, 1393, 1592, 1736, 2324, 2573, 2786, 4648, 5146, 5572, 6169, 10292, 11144, 12338, 16517, 18011, 20584, 24676, 33034, 36022, 43183, 49352, 66068, 72044, 86366, 115619, 132136, 144088, 172732, 231238, 345464, 462476, 512027, 924952, 1024054, 2048108, 3584189, 4096216, 7168378, 14336756, 28673512]

約数ペア:

[(1, 28673512), (2, 14336756), (4, 7168378), (7, 4096216), (8, 3584189), (14, 2048108), (28, 1024054), (31, 924952), (56, 512027), (62, 462476), (83, 345464), (124, 231238), (166, 172732), (199, 144088), (217, 132136), (248, 115619), (332, 86366), (398, 72044), (434, 66068), (581, 49352), (664, 43183), (796, 36022), (868, 33034), (1162, 24676), (1393, 20584), (1592, 18011), (1736, 16517), (2324, 12338), (2573, 11144), (2786, 10292), (4648, 6169), (5146, 5572)]