31881864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 98058240

約数和(自身を除く): 66176376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 37, 42, 46, 56, 69, 74, 84, 92, 111, 138, 148, 161, 168, 184, 222, 223, 259, 276, 296, 322, 444, 446, 483, 518, 552, 644, 669, 777, 851, 888, 892, 966, 1036, 1288, 1338, 1554, 1561, 1702, 1784, 1932, 2072, 2553, 2676, 3108, 3122, 3404, 3864, 4683, 5106, 5129, 5352, 5957, 6216, 6244, 6808, 8251, 9366, 10212, 10258, 11914, 12488, 15387, 16502, 17871, 18732, 20424, 20516, 23828, 24753, 30774, 33004, 35742, 35903, 37464, 41032, 47656, 49506, 57757, 61548, 66008, 71484, 71806, 99012, 107709, 115514, 123096, 142968, 143612, 173271, 189773, 198024, 215418, 231028, 287224, 346542, 379546, 430836, 462056, 569319, 693084, 759092, 861672, 1138638, 1328411, 1386168, 1518184, 2277276, 2656822, 3985233, 4554552, 5313644, 7970466, 10627288, 15940932, 31881864]

約数ペア:

[(1, 31881864), (2, 15940932), (3, 10627288), (4, 7970466), (6, 5313644), (7, 4554552), (8, 3985233), (12, 2656822), (14, 2277276), (21, 1518184), (23, 1386168), (24, 1328411), (28, 1138638), (37, 861672), (42, 759092), (46, 693084), (56, 569319), (69, 462056), (74, 430836), (84, 379546), (92, 346542), (111, 287224), (138, 231028), (148, 215418), (161, 198024), (168, 189773), (184, 173271), (222, 143612), (223, 142968), (259, 123096), (276, 115514), (296, 107709), (322, 99012), (444, 71806), (446, 71484), (483, 66008), (518, 61548), (552, 57757), (644, 49506), (669, 47656), (777, 41032), (851, 37464), (888, 35903), (892, 35742), (966, 33004), (1036, 30774), (1288, 24753), (1338, 23828), (1554, 20516), (1561, 20424), (1702, 18732), (1784, 17871), (1932, 16502), (2072, 15387), (2553, 12488), (2676, 11914), (3108, 10258), (3122, 10212), (3404, 9366), (3864, 8251), (4683, 6808), (5106, 6244), (5129, 6216), (5352, 5957)]