28746116

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 32725756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 131, 238, 262, 461, 476, 524, 917, 922, 1834, 1844, 2227, 3227, 3668, 4454, 6454, 7837, 8908, 12908, 15589, 15674, 31178, 31348, 54859, 60391, 62356, 109718, 120782, 219436, 241564, 422737, 845474, 1026647, 1690948, 2053294, 4106588, 7186529, 14373058, 28746116]

約数ペア:

[(1, 28746116), (2, 14373058), (4, 7186529), (7, 4106588), (14, 2053294), (17, 1690948), (28, 1026647), (34, 845474), (68, 422737), (119, 241564), (131, 219436), (238, 120782), (262, 109718), (461, 62356), (476, 60391), (524, 54859), (917, 31348), (922, 31178), (1834, 15674), (1844, 15589), (2227, 12908), (3227, 8908), (3668, 7837), (4454, 6454)]