7947075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 14570496

約数和(自身を除く): 6623421

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 271, 345, 391, 425, 575, 813, 1173, 1275, 1355, 1725, 1955, 4065, 4607, 5865, 6233, 6775, 9775, 13821, 18699, 20325, 23035, 29325, 31165, 69105, 93495, 105961, 115175, 155825, 317883, 345525, 467475, 529805, 1589415, 2649025, 7947075]

約数ペア:

[(1, 7947075), (3, 2649025), (5, 1589415), (15, 529805), (17, 467475), (23, 345525), (25, 317883), (51, 155825), (69, 115175), (75, 105961), (85, 93495), (115, 69105), (255, 31165), (271, 29325), (345, 23035), (391, 20325), (425, 18699), (575, 13821), (813, 9775), (1173, 6775), (1275, 6233), (1355, 5865), (1725, 4607), (1955, 4065)]