242538270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{621893}}^1$

素因数の和:621916

約数の個数: 32

約数和(自身を含む): 626869152

約数和(自身を除く): 384330882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 621893, 1243786, 1865679, 3109465, 3731358, 6218930, 8084609, 9328395, 16169218, 18656790, 24253827, 40423045, 48507654, 80846090, 121269135, 242538270]

約数ペア:

[(1, 242538270), (2, 121269135), (3, 80846090), (5, 48507654), (6, 40423045), (10, 24253827), (13, 18656790), (15, 16169218), (26, 9328395), (30, 8084609), (39, 6218930), (65, 3731358), (78, 3109465), (130, 1865679), (195, 1243786), (390, 621893)]