201456639

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:841

約数の個数: 40

約数和(自身を含む): 318743040

約数和(自身を除く): 117286401

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 223, 513, 587, 669, 1539, 1761, 2007, 4237, 5283, 6021, 11153, 12711, 15849, 18063, 33459, 38133, 47547, 100377, 114399, 130901, 301131, 343197, 392703, 903393, 1178109, 2487119, 3534327, 7461357, 10602981, 22384071, 67152213, 201456639]

約数ペア:

[(1, 201456639), (3, 67152213), (9, 22384071), (19, 10602981), (27, 7461357), (57, 3534327), (81, 2487119), (171, 1178109), (223, 903393), (513, 392703), (587, 343197), (669, 301131), (1539, 130901), (1761, 114399), (2007, 100377), (4237, 47547), (5283, 38133), (6021, 33459), (11153, 18063), (12711, 15849)]