201634979

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 254607360

約数和(自身を除く): 52972381

約数列:

[1, 7, 13, 73, 91, 127, 239, 511, 889, 949, 1651, 1673, 3107, 6643, 9271, 11557, 17447, 21749, 30353, 64897, 120523, 122129, 212471, 226811, 394589, 843661, 1587677, 2215769, 2762123, 15510383, 28804997, 201634979]

約数ペア:

[(1, 201634979), (7, 28804997), (13, 15510383), (73, 2762123), (91, 2215769), (127, 1587677), (239, 843661), (511, 394589), (889, 226811), (949, 212471), (1651, 122129), (1673, 120523), (3107, 64897), (6643, 30353), (9271, 21749), (11557, 17447)]