216917943

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12473}}^1$

素因数の和:12535

約数の個数: 32

約数和(自身を含む): 344881152

約数和(自身を除く): 127963209

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 1023, 1581, 5797, 12473, 17391, 37419, 137203, 212041, 386663, 411609, 636123, 1159989, 2332451, 4253293, 6573271, 6997353, 12759879, 19719813, 72305981, 216917943]

約数ペア:

[(1, 216917943), (3, 72305981), (11, 19719813), (17, 12759879), (31, 6997353), (33, 6573271), (51, 4253293), (93, 2332451), (187, 1159989), (341, 636123), (527, 411609), (561, 386663), (1023, 212041), (1581, 137203), (5797, 37419), (12473, 17391)]