1275431025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{26203}}^1$

素因数の和:26286

約数の個数: 48

約数和(自身を含む): 2339493120

約数和(自身を除く): 1064062095

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 59, 75, 165, 177, 275, 295, 649, 825, 885, 1475, 1947, 3245, 4425, 9735, 16225, 26203, 48675, 78609, 131015, 288233, 393045, 655075, 864699, 1441165, 1545977, 1965225, 4323495, 4637931, 7205825, 7729885, 17005747, 21617475, 23189655, 38649425, 51017241, 85028735, 115948275, 255086205, 425143675, 1275431025]

約数ペア:

[(1, 1275431025), (3, 425143675), (5, 255086205), (11, 115948275), (15, 85028735), (25, 51017241), (33, 38649425), (55, 23189655), (59, 21617475), (75, 17005747), (165, 7729885), (177, 7205825), (275, 4637931), (295, 4323495), (649, 1965225), (825, 1545977), (885, 1441165), (1475, 864699), (1947, 655075), (3245, 393045), (4425, 288233), (9735, 131015), (16225, 78609), (26203, 48675)]