81373173

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{7583}}^1$

素因数の和:7673

約数の個数: 24

約数和(自身を含む): 127957248

約数和(自身を除く): 46584075

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1533, 3577, 7583, 10731, 22749, 53081, 159243, 371567, 553559, 1114701, 1660677, 3874913, 11624739, 27124391, 81373173]

約数ペア:

[(1, 81373173), (3, 27124391), (7, 11624739), (21, 3874913), (49, 1660677), (73, 1114701), (147, 553559), (219, 371567), (511, 159243), (1533, 53081), (3577, 22749), (7583, 10731)]