28678116

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{547}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 71257536

約数和(自身を除く): 42579420

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 257, 514, 547, 771, 1028, 1094, 1542, 1641, 2188, 3084, 3282, 4369, 6564, 8738, 9299, 13107, 17476, 18598, 26214, 27897, 37196, 52428, 55794, 111588, 140579, 281158, 421737, 562316, 843474, 1686948, 2389843, 4779686, 7169529, 9559372, 14339058, 28678116]

約数ペア:

[(1, 28678116), (2, 14339058), (3, 9559372), (4, 7169529), (6, 4779686), (12, 2389843), (17, 1686948), (34, 843474), (51, 562316), (68, 421737), (102, 281158), (204, 140579), (257, 111588), (514, 55794), (547, 52428), (771, 37196), (1028, 27897), (1094, 26214), (1542, 18598), (1641, 17476), (2188, 13107), (3084, 9299), (3282, 8738), (4369, 6564)]