8458428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 21732480

約数和(自身を除く): 13274052

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 139, 278, 417, 461, 556, 834, 922, 1383, 1529, 1668, 1844, 2766, 3058, 4587, 5071, 5532, 6116, 9174, 10142, 15213, 18348, 20284, 30426, 60852, 64079, 128158, 192237, 256316, 384474, 704869, 768948, 1409738, 2114607, 2819476, 4229214, 8458428]

約数ペア:

[(1, 8458428), (2, 4229214), (3, 2819476), (4, 2114607), (6, 1409738), (11, 768948), (12, 704869), (22, 384474), (33, 256316), (44, 192237), (66, 128158), (132, 64079), (139, 60852), (278, 30426), (417, 20284), (461, 18348), (556, 15213), (834, 10142), (922, 9174), (1383, 6116), (1529, 5532), (1668, 5071), (1844, 4587), (2766, 3058)]