207989138

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{10589}}^1$

素因数の和:10682

約数の個数: 32

約数和(自身を含む): 378190080

約数和(自身を除く): 170200942

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 854, 1403, 2806, 9821, 10589, 19642, 21178, 74123, 148246, 243547, 487094, 645929, 1291858, 1704829, 3409658, 4521503, 9043006, 14856367, 29712734, 103994569, 207989138]

約数ペア:

[(1, 207989138), (2, 103994569), (7, 29712734), (14, 14856367), (23, 9043006), (46, 4521503), (61, 3409658), (122, 1704829), (161, 1291858), (322, 645929), (427, 487094), (854, 243547), (1403, 148246), (2806, 74123), (9821, 21178), (10589, 19642)]