681569178

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{853}}^1$

素因数の和:1083

約数の個数: 64

約数和(自身を含む): 1478991360

約数和(自身を除く): 797422182

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 163, 258, 326, 489, 817, 853, 978, 1634, 1706, 2451, 2559, 3097, 4902, 5118, 6194, 7009, 9291, 14018, 16207, 18582, 21027, 32414, 36679, 42054, 48621, 73358, 97242, 110037, 133171, 139039, 220074, 266342, 278078, 399513, 417117, 696901, 799026, 834234, 1393802, 2090703, 2641741, 4181406, 5283482, 5978677, 7925223, 11957354, 15850446, 17936031, 35872062, 113594863, 227189726, 340784589, 681569178]

約数ペア:

[(1, 681569178), (2, 340784589), (3, 227189726), (6, 113594863), (19, 35872062), (38, 17936031), (43, 15850446), (57, 11957354), (86, 7925223), (114, 5978677), (129, 5283482), (163, 4181406), (258, 2641741), (326, 2090703), (489, 1393802), (817, 834234), (853, 799026), (978, 696901), (1634, 417117), (1706, 399513), (2451, 278078), (2559, 266342), (3097, 220074), (4902, 139039), (5118, 133171), (6194, 110037), (7009, 97242), (9291, 73358), (14018, 48621), (16207, 42054), (18582, 36679), (21027, 32414)]