28045187368

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{907}}^1\times {\mathrm{1879}}^1$

素因数の和:2831

約数の個数: 96

約数和(自身を含む): 61299806400

約数和(自身を除く): 33254619032

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 121, 136, 187, 242, 374, 484, 748, 907, 968, 1496, 1814, 1879, 2057, 3628, 3758, 4114, 7256, 7516, 8228, 9977, 15032, 15419, 16456, 19954, 20669, 30838, 31943, 39908, 41338, 61676, 63886, 79816, 82676, 109747, 123352, 127772, 165352, 169609, 219494, 227359, 255544, 339218, 351373, 438988, 454718, 678436, 702746, 877976, 909436, 1356872, 1405492, 1704253, 1818872, 1865699, 2810984, 3408506, 3731398, 3865103, 6817012, 7462796, 7730206, 13634024, 14925592, 15460412, 18746783, 28972301, 30920824, 37493566, 57944602, 74987132, 115889204, 149974264, 206214613, 231778408, 318695311, 412429226, 637390622, 824858452, 1274781244, 1649716904, 2549562488, 3505648421, 7011296842, 14022593684, 28045187368]

約数ペア:

[(1, 28045187368), (2, 14022593684), (4, 7011296842), (8, 3505648421), (11, 2549562488), (17, 1649716904), (22, 1274781244), (34, 824858452), (44, 637390622), (68, 412429226), (88, 318695311), (121, 231778408), (136, 206214613), (187, 149974264), (242, 115889204), (374, 74987132), (484, 57944602), (748, 37493566), (907, 30920824), (968, 28972301), (1496, 18746783), (1814, 15460412), (1879, 14925592), (2057, 13634024), (3628, 7730206), (3758, 7462796), (4114, 6817012), (7256, 3865103), (7516, 3731398), (8228, 3408506), (9977, 2810984), (15032, 1865699), (15419, 1818872), (16456, 1704253), (19954, 1405492), (20669, 1356872), (30838, 909436), (31943, 877976), (39908, 702746), (41338, 678436), (61676, 454718), (63886, 438988), (79816, 351373), (82676, 339218), (109747, 255544), (123352, 227359), (127772, 219494), (165352, 169609)]