1261736642

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{201491}}^1$

素因数の和:201625

約数の個数: 16

約数和(自身を含む): 1973009664

約数和(自身を除く): 711273022

約数列:

[1, 2, 31, 62, 101, 202, 3131, 6262, 201491, 402982, 6246221, 12492442, 20350591, 40701182, 630868321, 1261736642]

約数ペア:

[(1, 1261736642), (2, 630868321), (31, 40701182), (62, 20350591), (101, 12492442), (202, 6246221), (3131, 402982), (6262, 201491)]