12661376

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1121

約数の個数: 64

約数和(自身を含む): 31073280

約数和(自身を除く): 18411904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1087, 1456, 1664, 2174, 2912, 4348, 5824, 7609, 8696, 11648, 14131, 15218, 17392, 28262, 30436, 34784, 56524, 60872, 69568, 98917, 113048, 121744, 139136, 197834, 226096, 243488, 395668, 452192, 486976, 791336, 904384, 973952, 1582672, 1808768, 3165344, 6330688, 12661376]

約数ペア:

[(1, 12661376), (2, 6330688), (4, 3165344), (7, 1808768), (8, 1582672), (13, 973952), (14, 904384), (16, 791336), (26, 486976), (28, 452192), (32, 395668), (52, 243488), (56, 226096), (64, 197834), (91, 139136), (104, 121744), (112, 113048), (128, 98917), (182, 69568), (208, 60872), (224, 56524), (364, 34784), (416, 30436), (448, 28262), (728, 17392), (832, 15218), (896, 14131), (1087, 11648), (1456, 8696), (1664, 7609), (2174, 5824), (2912, 4348)]