155331344

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15583}}^1$

素因数の和:15687

約数の個数: 40

約数和(自身を含む): 347834880

約数和(自身を除く): 192503536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 15583, 31166, 62332, 109081, 124664, 218162, 249328, 436324, 872648, 1386887, 1745296, 2773774, 5547548, 9708209, 11095096, 19416418, 22190192, 38832836, 77665672, 155331344]

約数ペア:

[(1, 155331344), (2, 77665672), (4, 38832836), (7, 22190192), (8, 19416418), (14, 11095096), (16, 9708209), (28, 5547548), (56, 2773774), (89, 1745296), (112, 1386887), (178, 872648), (356, 436324), (623, 249328), (712, 218162), (1246, 124664), (1424, 109081), (2492, 62332), (4984, 31166), (9968, 15583)]