31261329

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1571}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 51310080

約数和(自身を除く): 20048751

約数列:

[1, 3, 9, 11, 27, 33, 67, 99, 201, 297, 603, 737, 1571, 1809, 2211, 4713, 6633, 14139, 17281, 19899, 42417, 51843, 105257, 155529, 315771, 466587, 947313, 1157827, 2841939, 3473481, 10420443, 31261329]

約数ペア:

[(1, 31261329), (3, 10420443), (9, 3473481), (11, 2841939), (27, 1157827), (33, 947313), (67, 466587), (99, 315771), (201, 155529), (297, 105257), (603, 51843), (737, 42417), (1571, 19899), (1809, 17281), (2211, 14139), (4713, 6633)]