28888902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2029}}^1$

素因数の和:2157

約数の個数: 48

約数和(自身を含む): 72203040

約数和(自身を除く): 43314138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1582, 2029, 2034, 2373, 4058, 4746, 6087, 7119, 12174, 14203, 14238, 18261, 28406, 36522, 42609, 85218, 127827, 229277, 255654, 458554, 687831, 1375662, 1604939, 2063493, 3209878, 4126986, 4814817, 9629634, 14444451, 28888902]

約数ペア:

[(1, 28888902), (2, 14444451), (3, 9629634), (6, 4814817), (7, 4126986), (9, 3209878), (14, 2063493), (18, 1604939), (21, 1375662), (42, 687831), (63, 458554), (113, 255654), (126, 229277), (226, 127827), (339, 85218), (678, 42609), (791, 36522), (1017, 28406), (1582, 18261), (2029, 14238), (2034, 14203), (2373, 12174), (4058, 7119), (4746, 6087)]