665907022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 1178553600

約数和(自身を除く): 512646578

約数列:

[1, 2, 11, 19, 22, 38, 73, 139, 146, 157, 209, 278, 314, 418, 803, 1387, 1529, 1606, 1727, 2641, 2774, 2983, 3058, 3454, 5282, 5966, 10147, 11461, 15257, 20294, 21823, 22922, 29051, 30514, 32813, 43646, 58102, 65626, 111617, 126071, 192793, 217759, 223234, 240053, 252142, 385586, 414637, 435518, 480106, 829274, 1593079, 2120723, 2395349, 3186158, 4241446, 4561007, 4790698, 9122014, 17523869, 30268501, 35047738, 60537002, 332953511, 665907022]

約数ペア:

[(1, 665907022), (2, 332953511), (11, 60537002), (19, 35047738), (22, 30268501), (38, 17523869), (73, 9122014), (139, 4790698), (146, 4561007), (157, 4241446), (209, 3186158), (278, 2395349), (314, 2120723), (418, 1593079), (803, 829274), (1387, 480106), (1529, 435518), (1606, 414637), (1727, 385586), (2641, 252142), (2774, 240053), (2983, 223234), (3058, 217759), (3454, 192793), (5282, 126071), (5966, 111617), (10147, 65626), (11461, 58102), (15257, 43646), (20294, 32813), (21823, 30514), (22922, 29051)]