31310838

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{463}}^1$

素因数の和:518

約数の個数: 72

約数和(自身を含む): 77776608

約数和(自身を除く): 46465770

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 289, 306, 442, 463, 578, 663, 867, 926, 1326, 1389, 1734, 1989, 2601, 2778, 3757, 3978, 4167, 5202, 6019, 7514, 7871, 8334, 11271, 12038, 15742, 18057, 22542, 23613, 33813, 36114, 47226, 54171, 67626, 70839, 102323, 108342, 133807, 141678, 204646, 267614, 306969, 401421, 613938, 802842, 920907, 1204263, 1739491, 1841814, 2408526, 3478982, 5218473, 10436946, 15655419, 31310838]

約数ペア:

[(1, 31310838), (2, 15655419), (3, 10436946), (6, 5218473), (9, 3478982), (13, 2408526), (17, 1841814), (18, 1739491), (26, 1204263), (34, 920907), (39, 802842), (51, 613938), (78, 401421), (102, 306969), (117, 267614), (153, 204646), (221, 141678), (234, 133807), (289, 108342), (306, 102323), (442, 70839), (463, 67626), (578, 54171), (663, 47226), (867, 36114), (926, 33813), (1326, 23613), (1389, 22542), (1734, 18057), (1989, 15742), (2601, 12038), (2778, 11271), (3757, 8334), (3978, 7871), (4167, 7514), (5202, 6019)]