31276413

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 29376387

約数列:

[1, 3, 7, 9, 17, 19, 21, 29, 51, 53, 57, 63, 87, 119, 133, 153, 159, 171, 203, 261, 323, 357, 371, 399, 477, 493, 551, 609, 901, 969, 1007, 1071, 1113, 1197, 1479, 1537, 1653, 1827, 2261, 2703, 2907, 3021, 3339, 3451, 3857, 4437, 4611, 4959, 6307, 6783, 7049, 8109, 9063, 9367, 10353, 10759, 11571, 13833, 17119, 18921, 20349, 21147, 26129, 28101, 29203, 31059, 32277, 34713, 51357, 56763, 63441, 65569, 78387, 84303, 87609, 96831, 119833, 154071, 182903, 196707, 204421, 235161, 262827, 359499, 496451, 548709, 590121, 613263, 1078497, 1489353, 1646127, 1839789, 3475157, 4468059, 10425471, 31276413]

約数ペア:

[(1, 31276413), (3, 10425471), (7, 4468059), (9, 3475157), (17, 1839789), (19, 1646127), (21, 1489353), (29, 1078497), (51, 613263), (53, 590121), (57, 548709), (63, 496451), (87, 359499), (119, 262827), (133, 235161), (153, 204421), (159, 196707), (171, 182903), (203, 154071), (261, 119833), (323, 96831), (357, 87609), (371, 84303), (399, 78387), (477, 65569), (493, 63441), (551, 56763), (609, 51357), (901, 34713), (969, 32277), (1007, 31059), (1071, 29203), (1113, 28101), (1197, 26129), (1479, 21147), (1537, 20349), (1653, 18921), (1827, 17119), (2261, 13833), (2703, 11571), (2907, 10759), (3021, 10353), (3339, 9367), (3451, 9063), (3857, 8109), (4437, 7049), (4611, 6783), (4959, 6307)]