28988128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4099}}^1$

素因数の和:4139

約数の個数: 48

約数和(自身を含む): 65091600

約数和(自身を除く): 36103472

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 4099, 7072, 8198, 16396, 32792, 53287, 65584, 69683, 106574, 131168, 139366, 213148, 278732, 426296, 557464, 852592, 905879, 1114928, 1705184, 1811758, 2229856, 3623516, 7247032, 14494064, 28988128]

約数ペア:

[(1, 28988128), (2, 14494064), (4, 7247032), (8, 3623516), (13, 2229856), (16, 1811758), (17, 1705184), (26, 1114928), (32, 905879), (34, 852592), (52, 557464), (68, 426296), (104, 278732), (136, 213148), (208, 139366), (221, 131168), (272, 106574), (416, 69683), (442, 65584), (544, 53287), (884, 32792), (1768, 16396), (3536, 8198), (4099, 7072)]