201940905

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{2953}}^1$

素因数の和:3105

約数の個数: 32

約数和(自身を含む): 333494784

約数和(自身を除く): 131553879

約数列:

[1, 3, 5, 15, 47, 97, 141, 235, 291, 485, 705, 1455, 2953, 4559, 8859, 13677, 14765, 22795, 44295, 68385, 138791, 286441, 416373, 693955, 859323, 1432205, 2081865, 4296615, 13462727, 40388181, 67313635, 201940905]

約数ペア:

[(1, 201940905), (3, 67313635), (5, 40388181), (15, 13462727), (47, 4296615), (97, 2081865), (141, 1432205), (235, 859323), (291, 693955), (485, 416373), (705, 286441), (1455, 138791), (2953, 68385), (4559, 44295), (8859, 22795), (13677, 14765)]