28151382

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13679}}^1$

素因数の和:13705

約数の個数: 32

約数和(自身を含む): 65664000

約数和(自身を除く): 37512618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 13679, 27358, 41037, 82074, 95753, 191506, 287259, 574518, 670271, 1340542, 2010813, 4021626, 4691897, 9383794, 14075691, 28151382]

約数ペア:

[(1, 28151382), (2, 14075691), (3, 9383794), (6, 4691897), (7, 4021626), (14, 2010813), (21, 1340542), (42, 670271), (49, 574518), (98, 287259), (147, 191506), (294, 95753), (343, 82074), (686, 41037), (1029, 27358), (2058, 13679)]