205657209051

素因数分解:

$3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{2243}}^1\times {\mathrm{2797}}^1$

素因数の和:5280

約数の個数: 48

約数和(自身を含む): 320666379264

約数和(自身を除く): 115009170213

約数列:

[1, 3, 7, 21, 49, 147, 223, 669, 1561, 2243, 2797, 4683, 6729, 8391, 10927, 15701, 19579, 32781, 47103, 58737, 109907, 137053, 329721, 411159, 500189, 623731, 1500567, 1871193, 3501323, 4366117, 6273671, 10503969, 13098351, 18821013, 24509261, 30562819, 43915697, 73527783, 91688457, 131747091, 307409879, 922229637, 1399028633, 4197085899, 9793200431, 29379601293, 68552403017, 205657209051]

約数ペア:

[(1, 205657209051), (3, 68552403017), (7, 29379601293), (21, 9793200431), (49, 4197085899), (147, 1399028633), (223, 922229637), (669, 307409879), (1561, 131747091), (2243, 91688457), (2797, 73527783), (4683, 43915697), (6729, 30562819), (8391, 24509261), (10927, 18821013), (15701, 13098351), (19579, 10503969), (32781, 6273671), (47103, 4366117), (58737, 3501323), (109907, 1871193), (137053, 1500567), (329721, 623731), (411159, 500189)]