18347343

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 29583360

約数和(自身を除く): 11236017

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 641, 987, 1363, 1923, 4089, 4487, 9541, 13461, 18589, 28623, 30127, 55767, 90381, 130123, 210889, 390369, 632667, 873683, 2621049, 6115781, 18347343]

約数ペア:

[(1, 18347343), (3, 6115781), (7, 2621049), (21, 873683), (29, 632667), (47, 390369), (87, 210889), (141, 130123), (203, 90381), (329, 55767), (609, 30127), (641, 28623), (987, 18589), (1363, 13461), (1923, 9541), (4089, 4487)]