205440235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41047}}^1$

素因数の和:41083

約数の個数: 32

約数和(自身を含む): 331011072

約数和(自身を除く): 125570837

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 41047, 205235, 287329, 451517, 533611, 1436645, 2257585, 2668055, 3160619, 3735277, 5869721, 15803095, 18676385, 29348605, 41088047, 205440235]

約数ペア:

[(1, 205440235), (5, 41088047), (7, 29348605), (11, 18676385), (13, 15803095), (35, 5869721), (55, 3735277), (65, 3160619), (77, 2668055), (91, 2257585), (143, 1436645), (385, 533611), (455, 451517), (715, 287329), (1001, 205235), (5005, 41047)]