72891406

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{140717}}^1$

素因数の和:140763

約数の個数: 16

約数和(自身を含む): 128334816

約数和(自身を除く): 55443410

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 140717, 281434, 985019, 1970038, 5206529, 10413058, 36445703, 72891406]

約数ペア:

[(1, 72891406), (2, 36445703), (7, 10413058), (14, 5206529), (37, 1970038), (74, 985019), (259, 281434), (518, 140717)]