90045813

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{487}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 141668352

約数和(自身を除く): 51622539

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 431, 487, 1293, 1461, 4741, 5357, 5603, 6331, 14223, 16071, 16809, 18993, 61633, 69641, 184899, 208923, 209897, 629691, 2308867, 2728661, 6926601, 8185983, 30015271, 90045813]

約数ペア:

[(1, 90045813), (3, 30015271), (11, 8185983), (13, 6926601), (33, 2728661), (39, 2308867), (143, 629691), (429, 209897), (431, 208923), (487, 184899), (1293, 69641), (1461, 61633), (4741, 18993), (5357, 16809), (5603, 16071), (6331, 14223)]