31696942

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 54817920

約数和(自身を除く): 23120978

約数列:

[1, 2, 17, 29, 31, 34, 58, 61, 62, 122, 289, 493, 527, 578, 899, 986, 1037, 1054, 1769, 1798, 1891, 2074, 3538, 3782, 8381, 8959, 15283, 16762, 17629, 17918, 30073, 30566, 32147, 35258, 54839, 60146, 64294, 109678, 259811, 511241, 519622, 546499, 932263, 1022482, 1092998, 1864526, 15848471, 31696942]

約数ペア:

[(1, 31696942), (2, 15848471), (17, 1864526), (29, 1092998), (31, 1022482), (34, 932263), (58, 546499), (61, 519622), (62, 511241), (122, 259811), (289, 109678), (493, 64294), (527, 60146), (578, 54839), (899, 35258), (986, 32147), (1037, 30566), (1054, 30073), (1769, 17918), (1798, 17629), (1891, 16762), (2074, 15283), (3538, 8959), (3782, 8381)]