81703538

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2383}}^1$

素因数の和:2502

約数の個数: 32

約数和(自身を含む): 146472960

約数和(自身を除く): 64769422

約数列:

[1, 2, 7, 14, 31, 62, 79, 158, 217, 434, 553, 1106, 2383, 2449, 4766, 4898, 16681, 17143, 33362, 34286, 73873, 147746, 188257, 376514, 517111, 1034222, 1317799, 2635598, 5835967, 11671934, 40851769, 81703538]

約数ペア:

[(1, 81703538), (2, 40851769), (7, 11671934), (14, 5835967), (31, 2635598), (62, 1317799), (79, 1034222), (158, 517111), (217, 376514), (434, 188257), (553, 147746), (1106, 73873), (2383, 34286), (2449, 33362), (4766, 17143), (4898, 16681)]