161738538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{5171}}^1$

素因数の和:5590

約数の個数: 32

約数和(自身を含む): 349296192

約数和(自身を除く): 187557654

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401, 802, 1203, 2406, 5171, 5213, 10342, 10426, 15513, 15639, 31026, 31278, 67223, 134446, 201669, 403338, 2073571, 4147142, 6220713, 12441426, 26956423, 53912846, 80869269, 161738538]

約数ペア:

[(1, 161738538), (2, 80869269), (3, 53912846), (6, 26956423), (13, 12441426), (26, 6220713), (39, 4147142), (78, 2073571), (401, 403338), (802, 201669), (1203, 134446), (2406, 67223), (5171, 31278), (5213, 31026), (10342, 15639), (10426, 15513)]