1681674975

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2557}}^1$

素因数の和:2689

約数の個数: 72

約数和(自身を含む): 3133856960

約数和(自身を除く): 1452181985

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 79, 111, 185, 225, 237, 333, 395, 555, 711, 925, 1185, 1665, 1975, 2557, 2775, 2923, 3555, 5925, 7671, 8325, 8769, 12785, 14615, 17775, 23013, 26307, 38355, 43845, 63925, 73075, 94609, 115065, 131535, 191775, 202003, 219225, 283827, 473045, 575325, 606009, 657675, 851481, 1010015, 1419135, 1818027, 2365225, 3030045, 4257405, 5050075, 7095675, 7474111, 9090135, 15150225, 21287025, 22422333, 37370555, 45450675, 67266999, 112111665, 186852775, 336334995, 560558325, 1681674975]

約数ペア:

[(1, 1681674975), (3, 560558325), (5, 336334995), (9, 186852775), (15, 112111665), (25, 67266999), (37, 45450675), (45, 37370555), (75, 22422333), (79, 21287025), (111, 15150225), (185, 9090135), (225, 7474111), (237, 7095675), (333, 5050075), (395, 4257405), (555, 3030045), (711, 2365225), (925, 1818027), (1185, 1419135), (1665, 1010015), (1975, 851481), (2557, 657675), (2775, 606009), (2923, 575325), (3555, 473045), (5925, 283827), (7671, 219225), (8325, 202003), (8769, 191775), (12785, 131535), (14615, 115065), (17775, 94609), (23013, 73075), (26307, 63925), (38355, 43845)]