28772625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 55770624

約数和(自身を除く): 26997999

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 97, 105, 113, 125, 175, 291, 339, 375, 485, 525, 565, 679, 791, 875, 1455, 1695, 2037, 2373, 2425, 2625, 2825, 3395, 3955, 7275, 8475, 10185, 10961, 11865, 12125, 14125, 16975, 19775, 32883, 36375, 42375, 50925, 54805, 59325, 76727, 84875, 98875, 164415, 230181, 254625, 274025, 296625, 383635, 822075, 1150905, 1370125, 1918175, 4110375, 5754525, 9590875, 28772625]

約数ペア:

[(1, 28772625), (3, 9590875), (5, 5754525), (7, 4110375), (15, 1918175), (21, 1370125), (25, 1150905), (35, 822075), (75, 383635), (97, 296625), (105, 274025), (113, 254625), (125, 230181), (175, 164415), (291, 98875), (339, 84875), (375, 76727), (485, 59325), (525, 54805), (565, 50925), (679, 42375), (791, 36375), (875, 32883), (1455, 19775), (1695, 16975), (2037, 14125), (2373, 12125), (2425, 11865), (2625, 10961), (2825, 10185), (3395, 8475), (3955, 7275)]