201987639

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{110557}}^1$

素因数の和:110599

約数の個数: 24

約数和(自身を含む): 344940960

約数和(自身を除く): 142953321

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 110557, 331671, 773899, 995013, 2321697, 3206153, 6965091, 9618459, 22443071, 28855377, 67329213, 201987639]

約数ペア:

[(1, 201987639), (3, 67329213), (7, 28855377), (9, 22443071), (21, 9618459), (29, 6965091), (63, 3206153), (87, 2321697), (203, 995013), (261, 773899), (609, 331671), (1827, 110557)]