28264068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1901}}^1$

素因数の和:1977

約数の個数: 72

約数和(自身を含む): 83079360

約数和(自身を除く): 54815292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1239, 1652, 1901, 2124, 2478, 3717, 3802, 4956, 5703, 7434, 7604, 11406, 13307, 14868, 17109, 22812, 26614, 34218, 39921, 53228, 68436, 79842, 112159, 119763, 159684, 224318, 239526, 336477, 448636, 479052, 672954, 785113, 1009431, 1345908, 1570226, 2018862, 2355339, 3140452, 4037724, 4710678, 7066017, 9421356, 14132034, 28264068]

約数ペア:

[(1, 28264068), (2, 14132034), (3, 9421356), (4, 7066017), (6, 4710678), (7, 4037724), (9, 3140452), (12, 2355339), (14, 2018862), (18, 1570226), (21, 1345908), (28, 1009431), (36, 785113), (42, 672954), (59, 479052), (63, 448636), (84, 336477), (118, 239526), (126, 224318), (177, 159684), (236, 119763), (252, 112159), (354, 79842), (413, 68436), (531, 53228), (708, 39921), (826, 34218), (1062, 26614), (1239, 22812), (1652, 17109), (1901, 14868), (2124, 13307), (2478, 11406), (3717, 7604), (3802, 7434), (4956, 5703)]