31675743

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 56019600

約数和(自身を除く): 24343857

約数列:

[1, 3, 9, 11, 17, 29, 33, 51, 59, 87, 99, 121, 153, 177, 187, 261, 319, 363, 493, 531, 561, 649, 957, 1003, 1089, 1479, 1683, 1711, 1947, 2057, 2871, 3009, 3509, 4437, 5133, 5423, 5841, 6171, 7139, 9027, 10527, 11033, 15399, 16269, 18513, 18821, 21417, 29087, 31581, 33099, 48807, 56463, 59653, 64251, 87261, 99297, 121363, 169389, 178959, 207031, 261783, 319957, 364089, 536877, 621093, 959871, 1092267, 1863279, 2879613, 3519527, 10558581, 31675743]

約数ペア:

[(1, 31675743), (3, 10558581), (9, 3519527), (11, 2879613), (17, 1863279), (29, 1092267), (33, 959871), (51, 621093), (59, 536877), (87, 364089), (99, 319957), (121, 261783), (153, 207031), (177, 178959), (187, 169389), (261, 121363), (319, 99297), (363, 87261), (493, 64251), (531, 59653), (561, 56463), (649, 48807), (957, 33099), (1003, 31581), (1089, 29087), (1479, 21417), (1683, 18821), (1711, 18513), (1947, 16269), (2057, 15399), (2871, 11033), (3009, 10527), (3509, 9027), (4437, 7139), (5133, 6171), (5423, 5841)]