28268416

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 65104560

約数和(自身を除く): 36836144

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1181, 1408, 1496, 2176, 2362, 2992, 4724, 5984, 9448, 11968, 12991, 18896, 20077, 23936, 25982, 37792, 40154, 51964, 75584, 80308, 103928, 151168, 160616, 207856, 220847, 321232, 415712, 441694, 642464, 831424, 883388, 1284928, 1662848, 1766776, 2569856, 3533552, 7067104, 14134208, 28268416]

約数ペア:

[(1, 28268416), (2, 14134208), (4, 7067104), (8, 3533552), (11, 2569856), (16, 1766776), (17, 1662848), (22, 1284928), (32, 883388), (34, 831424), (44, 642464), (64, 441694), (68, 415712), (88, 321232), (128, 220847), (136, 207856), (176, 160616), (187, 151168), (272, 103928), (352, 80308), (374, 75584), (544, 51964), (704, 40154), (748, 37792), (1088, 25982), (1181, 23936), (1408, 20077), (1496, 18896), (2176, 12991), (2362, 11968), (2992, 9448), (4724, 5984)]