401379188

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{28843}}^1$

素因数の和:28932

約数の個数: 36

約数和(自身を含む): 828630432

約数和(自身を除く): 427251244

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 6958, 13916, 28843, 57686, 115372, 201901, 403802, 807604, 1413307, 2047853, 2826614, 4095706, 5653228, 8191412, 14334971, 28669942, 57339884, 100344797, 200689594, 401379188]

約数ペア:

[(1, 401379188), (2, 200689594), (4, 100344797), (7, 57339884), (14, 28669942), (28, 14334971), (49, 8191412), (71, 5653228), (98, 4095706), (142, 2826614), (196, 2047853), (284, 1413307), (497, 807604), (994, 403802), (1988, 201901), (3479, 115372), (6958, 57686), (13916, 28843)]