520055973

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 809452800

約数和(自身を除く): 289396827

約数列:

[1, 3, 9, 19, 57, 79, 137, 171, 237, 281, 411, 711, 843, 1233, 1501, 2529, 2603, 4503, 5339, 7809, 10823, 13509, 16017, 22199, 23427, 32469, 38497, 48051, 66597, 97407, 115491, 199791, 205637, 346473, 421781, 616911, 731443, 1265343, 1850733, 2194329, 3041263, 3796029, 6582987, 9123789, 27371367, 57783997, 173351991, 520055973]

約数ペア:

[(1, 520055973), (3, 173351991), (9, 57783997), (19, 27371367), (57, 9123789), (79, 6582987), (137, 3796029), (171, 3041263), (237, 2194329), (281, 1850733), (411, 1265343), (711, 731443), (843, 616911), (1233, 421781), (1501, 346473), (2529, 205637), (2603, 199791), (4503, 115491), (5339, 97407), (7809, 66597), (10823, 48051), (13509, 38497), (16017, 32469), (22199, 23427)]