28485028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2668

約数の個数: 48

約数和(自身を含む): 61669440

約数和(自身を除く): 33184412

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2621, 2717, 5242, 5434, 10484, 10868, 28831, 34073, 49799, 57662, 68146, 99598, 115324, 136292, 199196, 374803, 547789, 647387, 749606, 1095578, 1294774, 1499212, 2191156, 2589548, 7121257, 14242514, 28485028]

約数ペア:

[(1, 28485028), (2, 14242514), (4, 7121257), (11, 2589548), (13, 2191156), (19, 1499212), (22, 1294774), (26, 1095578), (38, 749606), (44, 647387), (52, 547789), (76, 374803), (143, 199196), (209, 136292), (247, 115324), (286, 99598), (418, 68146), (494, 57662), (572, 49799), (836, 34073), (988, 28831), (2621, 10868), (2717, 10484), (5242, 5434)]