1287029399036

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{2659}}^1\times {\mathrm{418709}}^1$

素因数の和:421406

約数の個数: 36

約数和(自身を含む): 2393488721400

約数和(自身を除く): 1106459322364

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 2659, 5318, 10636, 45203, 90406, 180812, 418709, 768451, 837418, 1536902, 1674836, 3073804, 7118053, 14236106, 28472212, 121006901, 242013802, 484027604, 1113347231, 2226694462, 4453388924, 18926902927, 37853805854, 75707611708, 321757349759, 643514699518, 1287029399036]

約数ペア:

[(1, 1287029399036), (2, 643514699518), (4, 321757349759), (17, 75707611708), (34, 37853805854), (68, 18926902927), (289, 4453388924), (578, 2226694462), (1156, 1113347231), (2659, 484027604), (5318, 242013802), (10636, 121006901), (45203, 28472212), (90406, 14236106), (180812, 7118053), (418709, 3073804), (768451, 1674836), (837418, 1536902)]