65478972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{997}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 165093152

約数和(自身を除く): 99614180

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 421, 842, 997, 1263, 1684, 1994, 2526, 2991, 3988, 5052, 5473, 5982, 10946, 11964, 12961, 16419, 21892, 25922, 32838, 38883, 51844, 65676, 77766, 155532, 419737, 839474, 1259211, 1678948, 2518422, 5036844, 5456581, 10913162, 16369743, 21826324, 32739486, 65478972]

約数ペア:

[(1, 65478972), (2, 32739486), (3, 21826324), (4, 16369743), (6, 10913162), (12, 5456581), (13, 5036844), (26, 2518422), (39, 1678948), (52, 1259211), (78, 839474), (156, 419737), (421, 155532), (842, 77766), (997, 65676), (1263, 51844), (1684, 38883), (1994, 32838), (2526, 25922), (2991, 21892), (3988, 16419), (5052, 12961), (5473, 11964), (5982, 10946)]