278889282

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{316201}}^1$

素因数の和:316223

約数の個数: 36

約数和(自身を含む): 702917046

約数和(自身を除く): 424027764

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 316201, 632402, 948603, 1897206, 2213407, 2845809, 4426814, 5691618, 6640221, 13280442, 15493849, 19920663, 30987698, 39841326, 46481547, 92963094, 139444641, 278889282]

約数ペア:

[(1, 278889282), (2, 139444641), (3, 92963094), (6, 46481547), (7, 39841326), (9, 30987698), (14, 19920663), (18, 15493849), (21, 13280442), (42, 6640221), (49, 5691618), (63, 4426814), (98, 2845809), (126, 2213407), (147, 1897206), (294, 948603), (441, 632402), (882, 316201)]