858690636

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{5821}}^1$

素因数の和:6494

約数の個数: 48

約数和(自身を含む): 2112687360

約数和(自身を除く): 1253996724

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 647, 1294, 1941, 2588, 3882, 5821, 7764, 11642, 12293, 17463, 23284, 24586, 34926, 36879, 49172, 69852, 73758, 110599, 147516, 221198, 331797, 442396, 663594, 1327188, 3766187, 7532374, 11298561, 15064748, 22597122, 45194244, 71557553, 143115106, 214672659, 286230212, 429345318, 858690636]

約数ペア:

[(1, 858690636), (2, 429345318), (3, 286230212), (4, 214672659), (6, 143115106), (12, 71557553), (19, 45194244), (38, 22597122), (57, 15064748), (76, 11298561), (114, 7532374), (228, 3766187), (647, 1327188), (1294, 663594), (1941, 442396), (2588, 331797), (3882, 221198), (5821, 147516), (7764, 110599), (11642, 73758), (12293, 69852), (17463, 49172), (23284, 36879), (24586, 34926)]