223346988

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:923

約数の個数: 72

約数和(自身を含む): 581188608

約数和(自身を除く): 357841620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 223, 258, 387, 446, 516, 647, 669, 774, 892, 1294, 1338, 1548, 1941, 2007, 2588, 2676, 3882, 4014, 5823, 7764, 8028, 9589, 11646, 19178, 23292, 27821, 28767, 38356, 55642, 57534, 83463, 86301, 111284, 115068, 144281, 166926, 172602, 250389, 288562, 333852, 345204, 432843, 500778, 577124, 865686, 1001556, 1298529, 1731372, 2597058, 5194116, 6204083, 12408166, 18612249, 24816332, 37224498, 55836747, 74448996, 111673494, 223346988]

約数ペア:

[(1, 223346988), (2, 111673494), (3, 74448996), (4, 55836747), (6, 37224498), (9, 24816332), (12, 18612249), (18, 12408166), (36, 6204083), (43, 5194116), (86, 2597058), (129, 1731372), (172, 1298529), (223, 1001556), (258, 865686), (387, 577124), (446, 500778), (516, 432843), (647, 345204), (669, 333852), (774, 288562), (892, 250389), (1294, 172602), (1338, 166926), (1548, 144281), (1941, 115068), (2007, 111284), (2588, 86301), (2676, 83463), (3882, 57534), (4014, 55642), (5823, 38356), (7764, 28767), (8028, 27821), (9589, 23292), (11646, 19178)]