690697774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{17239}}^1$

素因数の和:17344

約数の個数: 32

約数和(自身を含む): 1181698560

約数和(自身を除く): 491000786

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 299, 598, 871, 1541, 1742, 3082, 17239, 20033, 34478, 40066, 224107, 396497, 448214, 792994, 1155013, 2310026, 5154461, 10308922, 15015169, 26565299, 30030338, 53130598, 345348887, 690697774]

約数ペア:

[(1, 690697774), (2, 345348887), (13, 53130598), (23, 30030338), (26, 26565299), (46, 15015169), (67, 10308922), (134, 5154461), (299, 2310026), (598, 1155013), (871, 792994), (1541, 448214), (1742, 396497), (3082, 224107), (17239, 40066), (20033, 34478)]