81440038

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{8699}}^1$

素因数の和:8883

約数の個数: 16

約数和(自身を含む): 126950400

約数和(自身を除く): 45510362

約数列:

[1, 2, 31, 62, 151, 302, 4681, 8699, 9362, 17398, 269669, 539338, 1313549, 2627098, 40720019, 81440038]

約数ペア:

[(1, 81440038), (2, 40720019), (31, 2627098), (62, 1313549), (151, 539338), (302, 269669), (4681, 17398), (8699, 9362)]