31460319

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 56871936

約数和(自身を除く): 25411617

約数列:

[1, 3, 9, 11, 17, 27, 31, 33, 51, 67, 81, 93, 99, 153, 187, 201, 279, 297, 341, 459, 527, 561, 603, 737, 837, 891, 1023, 1139, 1377, 1581, 1683, 1809, 2077, 2211, 2511, 3069, 3417, 4743, 5049, 5427, 5797, 6231, 6633, 9207, 10251, 12529, 14229, 15147, 17391, 18693, 19899, 22847, 27621, 30753, 35309, 37587, 42687, 52173, 56079, 59697, 68541, 92259, 105927, 112761, 156519, 168237, 205623, 317781, 338283, 388399, 469557, 616869, 953343, 1014849, 1165197, 1850607, 2860029, 3495591, 10486773, 31460319]

約数ペア:

[(1, 31460319), (3, 10486773), (9, 3495591), (11, 2860029), (17, 1850607), (27, 1165197), (31, 1014849), (33, 953343), (51, 616869), (67, 469557), (81, 388399), (93, 338283), (99, 317781), (153, 205623), (187, 168237), (201, 156519), (279, 112761), (297, 105927), (341, 92259), (459, 68541), (527, 59697), (561, 56079), (603, 52173), (737, 42687), (837, 37587), (891, 35309), (1023, 30753), (1139, 27621), (1377, 22847), (1581, 19899), (1683, 18693), (1809, 17391), (2077, 15147), (2211, 14229), (2511, 12529), (3069, 10251), (3417, 9207), (4743, 6633), (5049, 6231), (5427, 5797)]