28130116

素因数分解:

$2^2\times 7^4\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 60

約数和(自身を含む): 59997420

約数和(自身を除く): 31867304

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 101, 116, 196, 202, 203, 343, 404, 406, 686, 707, 812, 1372, 1414, 1421, 2401, 2828, 2842, 2929, 4802, 4949, 5684, 5858, 9604, 9898, 9947, 11716, 19796, 19894, 20503, 34643, 39788, 41006, 69286, 69629, 82012, 138572, 139258, 143521, 242501, 278516, 287042, 485002, 574084, 970004, 1004647, 2009294, 4018588, 7032529, 14065058, 28130116]

約数ペア:

[(1, 28130116), (2, 14065058), (4, 7032529), (7, 4018588), (14, 2009294), (28, 1004647), (29, 970004), (49, 574084), (58, 485002), (98, 287042), (101, 278516), (116, 242501), (196, 143521), (202, 139258), (203, 138572), (343, 82012), (404, 69629), (406, 69286), (686, 41006), (707, 39788), (812, 34643), (1372, 20503), (1414, 19894), (1421, 19796), (2401, 11716), (2828, 9947), (2842, 9898), (2929, 9604), (4802, 5858), (4949, 5684)]