12921513

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 20570112

約数和(自身を除く): 7648599

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 743, 1023, 1581, 2229, 5797, 8173, 12631, 17391, 23033, 24519, 37893, 69099, 138941, 253363, 391561, 416823, 760089, 1174683, 4307171, 12921513]

約数ペア:

[(1, 12921513), (3, 4307171), (11, 1174683), (17, 760089), (31, 416823), (33, 391561), (51, 253363), (93, 138941), (187, 69099), (341, 37893), (527, 24519), (561, 23033), (743, 17391), (1023, 12631), (1581, 8173), (2229, 5797)]