81867276

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{119689}}^1$

素因数の和:119718

約数の個数: 36

約数和(自身を含む): 217835800

約数和(自身を除く): 135968524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 119689, 239378, 359067, 478756, 718134, 1077201, 1436268, 2154402, 2274091, 4308804, 4548182, 6822273, 9096364, 13644546, 20466819, 27289092, 40933638, 81867276]

約数ペア:

[(1, 81867276), (2, 40933638), (3, 27289092), (4, 20466819), (6, 13644546), (9, 9096364), (12, 6822273), (18, 4548182), (19, 4308804), (36, 2274091), (38, 2154402), (57, 1436268), (76, 1077201), (114, 718134), (171, 478756), (228, 359067), (342, 239378), (684, 119689)]