647536372

素因数分解:

$2^2\times 7^2\times {\mathrm{673}}^1\times {\mathrm{4909}}^1$

素因数の和:5600

約数の個数: 36

約数和(自身を含む): 1320426660

約数和(自身を除く): 672890288

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 673, 1346, 2692, 4711, 4909, 9422, 9818, 18844, 19636, 32977, 34363, 65954, 68726, 131908, 137452, 240541, 481082, 962164, 3303757, 6607514, 13215028, 23126299, 46252598, 92505196, 161884093, 323768186, 647536372]

約数ペア:

[(1, 647536372), (2, 323768186), (4, 161884093), (7, 92505196), (14, 46252598), (28, 23126299), (49, 13215028), (98, 6607514), (196, 3303757), (673, 962164), (1346, 481082), (2692, 240541), (4711, 137452), (4909, 131908), (9422, 68726), (9818, 65954), (18844, 34363), (19636, 32977)]