28906212

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 69191360

約数和(自身を除く): 40285148

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 157, 201, 229, 268, 314, 402, 458, 471, 628, 687, 804, 916, 942, 1374, 1884, 2748, 10519, 15343, 21038, 30686, 31557, 35953, 42076, 46029, 61372, 63114, 71906, 92058, 107859, 126228, 143812, 184116, 215718, 431436, 2408851, 4817702, 7226553, 9635404, 14453106, 28906212]

約数ペア:

[(1, 28906212), (2, 14453106), (3, 9635404), (4, 7226553), (6, 4817702), (12, 2408851), (67, 431436), (134, 215718), (157, 184116), (201, 143812), (229, 126228), (268, 107859), (314, 92058), (402, 71906), (458, 63114), (471, 61372), (628, 46029), (687, 42076), (804, 35953), (916, 31557), (942, 30686), (1374, 21038), (1884, 15343), (2748, 10519)]