31581306

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{30781}}^1$

素因数の和:30811

約数の個数: 32

約数和(自身を含む): 73876800

約数和(自身を除く): 42295494

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 30781, 61562, 92343, 184686, 277029, 554058, 584839, 831087, 1169678, 1662174, 1754517, 3509034, 5263551, 10527102, 15790653, 31581306]

約数ペア:

[(1, 31581306), (2, 15790653), (3, 10527102), (6, 5263551), (9, 3509034), (18, 1754517), (19, 1662174), (27, 1169678), (38, 831087), (54, 584839), (57, 554058), (114, 277029), (171, 184686), (342, 92343), (513, 61562), (1026, 30781)]