218610873

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3821}}^1$

素因数の和:4006

約数の個数: 32

約数和(自身を含む): 351012480

約数和(自身を除く): 132401607

約数列:

[1, 3, 9, 13, 27, 39, 117, 163, 351, 489, 1467, 2119, 3821, 4401, 6357, 11463, 19071, 34389, 49673, 57213, 103167, 149019, 447057, 622823, 1341171, 1868469, 5605407, 8096699, 16816221, 24290097, 72870291, 218610873]

約数ペア:

[(1, 218610873), (3, 72870291), (9, 24290097), (13, 16816221), (27, 8096699), (39, 5605407), (117, 1868469), (163, 1341171), (351, 622823), (489, 447057), (1467, 149019), (2119, 103167), (3821, 57213), (4401, 49673), (6357, 34389), (11463, 19071)]