7490313

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 12235520

約数和(自身を除く): 4745207

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 157, 171, 279, 471, 513, 589, 837, 1413, 1539, 1767, 2511, 2983, 4239, 4867, 5301, 8949, 12717, 14601, 15903, 26847, 43803, 47709, 80541, 92473, 131409, 241623, 277419, 394227, 832257, 2496771, 7490313]

約数ペア:

[(1, 7490313), (3, 2496771), (9, 832257), (19, 394227), (27, 277419), (31, 241623), (57, 131409), (81, 92473), (93, 80541), (157, 47709), (171, 43803), (279, 26847), (471, 15903), (513, 14601), (589, 12717), (837, 8949), (1413, 5301), (1539, 4867), (1767, 4239), (2511, 2983)]