861672

素因数分解:

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

素因数の和:262

約数の個数: 64

約数和(自身を含む): 2580480

約数和(自身を除く): 1718808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 223, 276, 322, 446, 483, 552, 644, 669, 892, 966, 1288, 1338, 1561, 1784, 1932, 2676, 3122, 3864, 4683, 5129, 5352, 6244, 9366, 10258, 12488, 15387, 18732, 20516, 30774, 35903, 37464, 41032, 61548, 71806, 107709, 123096, 143612, 215418, 287224, 430836, 861672]

約数ペア:

[(1, 861672), (2, 430836), (3, 287224), (4, 215418), (6, 143612), (7, 123096), (8, 107709), (12, 71806), (14, 61548), (21, 41032), (23, 37464), (24, 35903), (28, 30774), (42, 20516), (46, 18732), (56, 15387), (69, 12488), (84, 10258), (92, 9366), (138, 6244), (161, 5352), (168, 5129), (184, 4683), (223, 3864), (276, 3122), (322, 2676), (446, 1932), (483, 1784), (552, 1561), (644, 1338), (669, 1288), (892, 966)]