31652613

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 50471520

約数和(自身を除く): 18818907

約数列:

[1, 3, 9, 19, 27, 57, 81, 131, 157, 171, 393, 471, 513, 1179, 1413, 1539, 2489, 2983, 3537, 4239, 7467, 8949, 10611, 12717, 20567, 22401, 26847, 61701, 67203, 80541, 185103, 201609, 241623, 390773, 555309, 1172319, 1665927, 3516957, 10550871, 31652613]

約数ペア:

[(1, 31652613), (3, 10550871), (9, 3516957), (19, 1665927), (27, 1172319), (57, 555309), (81, 390773), (131, 241623), (157, 201609), (171, 185103), (393, 80541), (471, 67203), (513, 61701), (1179, 26847), (1413, 22401), (1539, 20567), (2489, 12717), (2983, 10611), (3537, 8949), (4239, 7467)]