28508056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 58249800

約数和(自身を除く): 29741744

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 137, 148, 152, 274, 296, 548, 703, 1096, 1369, 1406, 2603, 2738, 2812, 5069, 5206, 5476, 5624, 10138, 10412, 10952, 20276, 20824, 26011, 40552, 52022, 96311, 104044, 187553, 192622, 208088, 375106, 385244, 750212, 770488, 1500424, 3563507, 7127014, 14254028, 28508056]

約数ペア:

[(1, 28508056), (2, 14254028), (4, 7127014), (8, 3563507), (19, 1500424), (37, 770488), (38, 750212), (74, 385244), (76, 375106), (137, 208088), (148, 192622), (152, 187553), (274, 104044), (296, 96311), (548, 52022), (703, 40552), (1096, 26011), (1369, 20824), (1406, 20276), (2603, 10952), (2738, 10412), (2812, 10138), (5069, 5624), (5206, 5476)]