23943591

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 42282240

約数和(自身を除く): 18338649

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 83, 133, 171, 241, 249, 399, 581, 723, 747, 1197, 1577, 1687, 1743, 2169, 4579, 4731, 5061, 5229, 11039, 13737, 14193, 15183, 20003, 32053, 33117, 41211, 60009, 96159, 99351, 140021, 180027, 288477, 380057, 420063, 1140171, 1260189, 2660399, 3420513, 7981197, 23943591]

約数ペア:

[(1, 23943591), (3, 7981197), (7, 3420513), (9, 2660399), (19, 1260189), (21, 1140171), (57, 420063), (63, 380057), (83, 288477), (133, 180027), (171, 140021), (241, 99351), (249, 96159), (399, 60009), (581, 41211), (723, 33117), (747, 32053), (1197, 20003), (1577, 15183), (1687, 14193), (1743, 13737), (2169, 11039), (4579, 5229), (4731, 5061)]