278284468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12377}}^1$

素因数の和:12472

約数の個数: 48

約数和(自身を含む): 615533184

約数和(自身を除く): 337248716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 146, 154, 292, 308, 511, 803, 1022, 1606, 2044, 3212, 5621, 11242, 12377, 22484, 24754, 49508, 86639, 136147, 173278, 272294, 346556, 544588, 903521, 953029, 1807042, 1906058, 3614084, 3812116, 6324647, 9938731, 12649294, 19877462, 25298588, 39754924, 69571117, 139142234, 278284468]

約数ペア:

[(1, 278284468), (2, 139142234), (4, 69571117), (7, 39754924), (11, 25298588), (14, 19877462), (22, 12649294), (28, 9938731), (44, 6324647), (73, 3812116), (77, 3614084), (146, 1906058), (154, 1807042), (292, 953029), (308, 903521), (511, 544588), (803, 346556), (1022, 272294), (1606, 173278), (2044, 136147), (3212, 86639), (5621, 49508), (11242, 24754), (12377, 22484)]