211489538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1657}}^1\times {\mathrm{4909}}^1$

素因数の和:6581

約数の個数: 16

約数和(自身を含む): 341912760

約数和(自身を除く): 130423222

約数列:

[1, 2, 13, 26, 1657, 3314, 4909, 9818, 21541, 43082, 63817, 127634, 8134213, 16268426, 105744769, 211489538]

約数ペア:

[(1, 211489538), (2, 105744769), (13, 16268426), (26, 8134213), (1657, 127634), (3314, 63817), (4909, 43082), (9818, 21541)]