201438918

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1189

約数の個数: 48

約数和(自身を含む): 448555536

約数和(自身を除く): 247116618

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 317, 387, 634, 774, 821, 951, 1642, 1902, 2463, 2853, 4926, 5706, 7389, 13631, 14778, 27262, 35303, 40893, 70606, 81786, 105909, 122679, 211818, 245358, 260257, 317727, 520514, 635454, 780771, 1561542, 2342313, 4684626, 11191051, 22382102, 33573153, 67146306, 100719459, 201438918]

約数ペア:

[(1, 201438918), (2, 100719459), (3, 67146306), (6, 33573153), (9, 22382102), (18, 11191051), (43, 4684626), (86, 2342313), (129, 1561542), (258, 780771), (317, 635454), (387, 520514), (634, 317727), (774, 260257), (821, 245358), (951, 211818), (1642, 122679), (1902, 105909), (2463, 81786), (2853, 70606), (4926, 40893), (5706, 35303), (7389, 27262), (13631, 14778)]