207400989

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 291133440

約数和(自身を除く): 83732451

約数列:

[1, 3, 47, 59, 107, 141, 177, 233, 321, 699, 2773, 5029, 6313, 8319, 10951, 13747, 15087, 18939, 24931, 32853, 41241, 74793, 296711, 646109, 890133, 1171757, 1470929, 1938327, 3515271, 4412787, 69133663, 207400989]

約数ペア:

[(1, 207400989), (3, 69133663), (47, 4412787), (59, 3515271), (107, 1938327), (141, 1470929), (177, 1171757), (233, 890133), (321, 646109), (699, 296711), (2773, 74793), (5029, 41241), (6313, 32853), (8319, 24931), (10951, 18939), (13747, 15087)]