31002015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 61286400

約数和(自身を除く): 30284385

約数列:

[1, 3, 5, 11, 15, 19, 29, 31, 33, 55, 57, 87, 93, 95, 121, 145, 155, 165, 209, 285, 319, 341, 363, 435, 465, 551, 589, 605, 627, 899, 957, 1023, 1045, 1595, 1653, 1705, 1767, 1815, 2299, 2697, 2755, 2945, 3135, 3509, 3751, 4495, 4785, 5115, 6061, 6479, 6897, 8265, 8835, 9889, 10527, 11253, 11495, 13485, 17081, 17545, 18183, 18755, 19437, 29667, 30305, 32395, 34485, 49445, 51243, 52635, 56265, 66671, 71269, 85405, 90915, 97185, 108779, 148335, 187891, 200013, 213807, 256215, 326337, 333355, 356345, 543895, 563673, 939455, 1000065, 1069035, 1631685, 2066801, 2818365, 6200403, 10334005, 31002015]

約数ペア:

[(1, 31002015), (3, 10334005), (5, 6200403), (11, 2818365), (15, 2066801), (19, 1631685), (29, 1069035), (31, 1000065), (33, 939455), (55, 563673), (57, 543895), (87, 356345), (93, 333355), (95, 326337), (121, 256215), (145, 213807), (155, 200013), (165, 187891), (209, 148335), (285, 108779), (319, 97185), (341, 90915), (363, 85405), (435, 71269), (465, 66671), (551, 56265), (589, 52635), (605, 51243), (627, 49445), (899, 34485), (957, 32395), (1023, 30305), (1045, 29667), (1595, 19437), (1653, 18755), (1705, 18183), (1767, 17545), (1815, 17081), (2299, 13485), (2697, 11495), (2755, 11253), (2945, 10527), (3135, 9889), (3509, 8835), (3751, 8265), (4495, 6897), (4785, 6479), (5115, 6061)]