318420512237

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1783}}^1\times {\mathrm{1979}}^1$

素因数の和:3905

約数の個数: 32

約数和(自身を含む): 341815541760

約数和(自身を除く): 23395029523

約数列:

[1, 31, 41, 71, 1271, 1783, 1979, 2201, 2911, 55273, 61349, 73103, 81139, 90241, 126593, 140509, 2266193, 2515309, 3528557, 3924383, 4355779, 5190313, 5760869, 109385267, 144670837, 160899703, 178586939, 250527547, 4484795947, 7766353957, 10271629427, 318420512237]

約数ペア:

[(1, 318420512237), (31, 10271629427), (41, 7766353957), (71, 4484795947), (1271, 250527547), (1783, 178586939), (1979, 160899703), (2201, 144670837), (2911, 109385267), (55273, 5760869), (61349, 5190313), (73103, 4355779), (81139, 3924383), (90241, 3528557), (126593, 2515309), (140509, 2266193)]