31140928

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5347}}^1$

素因数の和:5379

約数の個数: 56

約数和(自身を含む): 76069952

約数和(自身を除く): 44929024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5347, 5824, 10694, 21388, 37429, 42776, 69511, 74858, 85552, 139022, 149716, 171104, 278044, 299432, 342208, 486577, 556088, 598864, 973154, 1112176, 1197728, 1946308, 2224352, 2395456, 3892616, 4448704, 7785232, 15570464, 31140928]

約数ペア:

[(1, 31140928), (2, 15570464), (4, 7785232), (7, 4448704), (8, 3892616), (13, 2395456), (14, 2224352), (16, 1946308), (26, 1197728), (28, 1112176), (32, 973154), (52, 598864), (56, 556088), (64, 486577), (91, 342208), (104, 299432), (112, 278044), (182, 171104), (208, 149716), (224, 139022), (364, 85552), (416, 74858), (448, 69511), (728, 42776), (832, 37429), (1456, 21388), (2912, 10694), (5347, 5824)]