210980997

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4621}}^1$

素因数の和:4738

約数の個数: 32

約数和(自身を含む): 332784000

約数和(自身を除く): 121803003

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 801, 1691, 2403, 4621, 5073, 13863, 15219, 41589, 45657, 87799, 124767, 263397, 411269, 790191, 1233807, 2370573, 3701421, 7814111, 11104263, 23442333, 70326999, 210980997]

約数ペア:

[(1, 210980997), (3, 70326999), (9, 23442333), (19, 11104263), (27, 7814111), (57, 3701421), (89, 2370573), (171, 1233807), (267, 790191), (513, 411269), (801, 263397), (1691, 124767), (2403, 87799), (4621, 45657), (5073, 41589), (13863, 15219)]