2749383

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 5068448

約数和(自身を除く): 2319065

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 373, 567, 819, 1053, 1119, 2457, 2611, 3357, 4849, 7371, 7833, 10071, 14547, 23499, 30213, 33943, 43641, 70497, 101829, 130923, 211491, 305487, 392769, 916461, 2749383]

約数ペア:

[(1, 2749383), (3, 916461), (7, 392769), (9, 305487), (13, 211491), (21, 130923), (27, 101829), (39, 70497), (63, 43641), (81, 33943), (91, 30213), (117, 23499), (189, 14547), (273, 10071), (351, 7833), (373, 7371), (567, 4849), (819, 3357), (1053, 2611), (1119, 2457)]