678986742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{108499}}^1$

素因数の和:108660

約数の個数: 32

約数和(自身を含む): 1562400000

約数和(自身を除く): 883413258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 298, 447, 894, 1043, 2086, 3129, 6258, 108499, 216998, 325497, 650994, 759493, 1518986, 2278479, 4556958, 16166351, 32332702, 48499053, 96998106, 113164457, 226328914, 339493371, 678986742]

約数ペア:

[(1, 678986742), (2, 339493371), (3, 226328914), (6, 113164457), (7, 96998106), (14, 48499053), (21, 32332702), (42, 16166351), (149, 4556958), (298, 2278479), (447, 1518986), (894, 759493), (1043, 650994), (2086, 325497), (3129, 216998), (6258, 108499)]