1815888915

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{14929}}^1$

素因数の和:15013

約数の個数: 64

約数和(自身を含む): 3482870400

約数和(自身を除く): 1666981485

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 53, 85, 135, 153, 159, 255, 265, 459, 477, 765, 795, 901, 1431, 2295, 2385, 2703, 4505, 7155, 8109, 13515, 14929, 24327, 40545, 44787, 74645, 121635, 134361, 223935, 253793, 403083, 671805, 761379, 791237, 1268965, 2015415, 2284137, 2373711, 3806895, 3956185, 6852411, 7121133, 11420685, 11868555, 13451029, 21363399, 34262055, 35605665, 40353087, 67255145, 106816995, 121059261, 201765435, 363177783, 605296305, 1815888915]

約数ペア:

[(1, 1815888915), (3, 605296305), (5, 363177783), (9, 201765435), (15, 121059261), (17, 106816995), (27, 67255145), (45, 40353087), (51, 35605665), (53, 34262055), (85, 21363399), (135, 13451029), (153, 11868555), (159, 11420685), (255, 7121133), (265, 6852411), (459, 3956185), (477, 3806895), (765, 2373711), (795, 2284137), (901, 2015415), (1431, 1268965), (2295, 791237), (2385, 761379), (2703, 671805), (4505, 403083), (7155, 253793), (8109, 223935), (13515, 134361), (14929, 121635), (24327, 74645), (40545, 44787)]