12781884

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 30732800

約数和(自身を除く): 17950916

約数列:

[1, 2, 3, 4, 6, 12, 79, 97, 139, 158, 194, 237, 278, 291, 316, 388, 417, 474, 556, 582, 834, 948, 1164, 1668, 7663, 10981, 13483, 15326, 21962, 22989, 26966, 30652, 32943, 40449, 43924, 45978, 53932, 65886, 80898, 91956, 131772, 161796, 1065157, 2130314, 3195471, 4260628, 6390942, 12781884]

約数ペア:

[(1, 12781884), (2, 6390942), (3, 4260628), (4, 3195471), (6, 2130314), (12, 1065157), (79, 161796), (97, 131772), (139, 91956), (158, 80898), (194, 65886), (237, 53932), (278, 45978), (291, 43924), (316, 40449), (388, 32943), (417, 30652), (474, 26966), (556, 22989), (582, 21962), (834, 15326), (948, 13483), (1164, 10981), (1668, 7663)]