219314085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{4049}}^1$

素因数の和:4237

約数の個数: 32

約数和(自身を含む): 368582400

約数和(自身を除く): 149268315

約数列:

[1, 3, 5, 15, 23, 69, 115, 157, 345, 471, 785, 2355, 3611, 4049, 10833, 12147, 18055, 20245, 54165, 60735, 93127, 279381, 465635, 635693, 1396905, 1907079, 3178465, 9535395, 14620939, 43862817, 73104695, 219314085]

約数ペア:

[(1, 219314085), (3, 73104695), (5, 43862817), (15, 14620939), (23, 9535395), (69, 3178465), (115, 1907079), (157, 1396905), (345, 635693), (471, 465635), (785, 279381), (2355, 93127), (3611, 60735), (4049, 54165), (10833, 20245), (12147, 18055)]