1280748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 3476480

約数和(自身を除く): 2195732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 193, 237, 316, 386, 474, 553, 579, 772, 948, 1106, 1158, 1351, 1659, 2212, 2316, 2702, 3318, 4053, 5404, 6636, 8106, 15247, 16212, 30494, 45741, 60988, 91482, 106729, 182964, 213458, 320187, 426916, 640374, 1280748]

約数ペア:

[(1, 1280748), (2, 640374), (3, 426916), (4, 320187), (6, 213458), (7, 182964), (12, 106729), (14, 91482), (21, 60988), (28, 45741), (42, 30494), (79, 16212), (84, 15247), (158, 8106), (193, 6636), (237, 5404), (316, 4053), (386, 3318), (474, 2702), (553, 2316), (579, 2212), (772, 1659), (948, 1351), (1106, 1158)]