228775257

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 363417600

約数和(自身を除く): 134642343

約数列:

[1, 3, 9, 19, 31, 57, 93, 103, 171, 279, 309, 419, 589, 927, 1257, 1767, 1957, 3193, 3771, 5301, 5871, 7961, 9579, 12989, 17613, 23883, 28737, 38967, 43157, 60667, 71649, 116901, 129471, 182001, 246791, 388413, 546003, 740373, 819983, 1337867, 2221119, 2459949, 4013601, 7379847, 12040803, 25419473, 76258419, 228775257]

約数ペア:

[(1, 228775257), (3, 76258419), (9, 25419473), (19, 12040803), (31, 7379847), (57, 4013601), (93, 2459949), (103, 2221119), (171, 1337867), (279, 819983), (309, 740373), (419, 546003), (589, 388413), (927, 246791), (1257, 182001), (1767, 129471), (1957, 116901), (3193, 71649), (3771, 60667), (5301, 43157), (5871, 38967), (7961, 28737), (9579, 23883), (12989, 17613)]