12858129

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 19978880

約数和(自身を除く): 7120751

約数列:

[1, 3, 9, 27, 37, 61, 111, 183, 211, 333, 549, 633, 999, 1647, 1899, 2257, 5697, 6771, 7807, 12871, 20313, 23421, 38613, 60939, 70263, 115839, 210789, 347517, 476227, 1428681, 4286043, 12858129]

約数ペア:

[(1, 12858129), (3, 4286043), (9, 1428681), (27, 476227), (37, 347517), (61, 210789), (111, 115839), (183, 70263), (211, 60939), (333, 38613), (549, 23421), (633, 20313), (999, 12871), (1647, 7807), (1899, 6771), (2257, 5697)]