28254952

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 62471430

約数和(自身を除く): 34216478

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 101, 121, 136, 187, 202, 242, 289, 374, 404, 484, 578, 748, 808, 968, 1111, 1156, 1496, 1717, 2057, 2222, 2312, 3179, 3434, 4114, 4444, 6358, 6868, 8228, 8888, 12221, 12716, 13736, 16456, 18887, 24442, 25432, 29189, 34969, 37774, 48884, 58378, 69938, 75548, 97768, 116756, 139876, 151096, 207757, 233512, 279752, 321079, 415514, 642158, 831028, 1284316, 1662056, 2568632, 3531869, 7063738, 14127476, 28254952]

約数ペア:

[(1, 28254952), (2, 14127476), (4, 7063738), (8, 3531869), (11, 2568632), (17, 1662056), (22, 1284316), (34, 831028), (44, 642158), (68, 415514), (88, 321079), (101, 279752), (121, 233512), (136, 207757), (187, 151096), (202, 139876), (242, 116756), (289, 97768), (374, 75548), (404, 69938), (484, 58378), (578, 48884), (748, 37774), (808, 34969), (968, 29189), (1111, 25432), (1156, 24442), (1496, 18887), (1717, 16456), (2057, 13736), (2222, 12716), (2312, 12221), (3179, 8888), (3434, 8228), (4114, 6868), (4444, 6358)]