31130514

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 72633600

約数和(自身を除く): 41503086

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 103, 174, 193, 206, 261, 309, 386, 522, 579, 618, 783, 927, 1158, 1566, 1737, 1854, 2781, 2987, 3474, 5211, 5562, 5597, 5974, 8961, 10422, 11194, 16791, 17922, 19879, 26883, 33582, 39758, 50373, 53766, 59637, 80649, 100746, 119274, 151119, 161298, 178911, 302238, 357822, 536733, 576491, 1073466, 1152982, 1729473, 3458946, 5188419, 10376838, 15565257, 31130514]

約数ペア:

[(1, 31130514), (2, 15565257), (3, 10376838), (6, 5188419), (9, 3458946), (18, 1729473), (27, 1152982), (29, 1073466), (54, 576491), (58, 536733), (87, 357822), (103, 302238), (174, 178911), (193, 161298), (206, 151119), (261, 119274), (309, 100746), (386, 80649), (522, 59637), (579, 53766), (618, 50373), (783, 39758), (927, 33582), (1158, 26883), (1566, 19879), (1737, 17922), (1854, 16791), (2781, 11194), (2987, 10422), (3474, 8961), (5211, 5974), (5562, 5597)]