279915661431

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{557269}}^1$

素因数の和:557373

約数の個数: 72

約数和(自身を含む): 505434973680

約数和(自身を除く): 225519312249

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 67, 119, 147, 153, 201, 357, 441, 469, 603, 833, 1071, 1139, 1407, 2499, 3283, 3417, 4221, 7497, 7973, 9849, 10251, 23919, 29547, 55811, 71757, 167433, 502299, 557269, 1671807, 3900883, 5015421, 9473573, 11702649, 27306181, 28420719, 35107947, 37337023, 66315011, 81918543, 85262157, 112011069, 198945033, 245755629, 261359161, 336033207, 464205077, 596835099, 634729391, 784077483, 1392615231, 1829514127, 1904188173, 2352232449, 4177845693, 4443105737, 5488542381, 5712564519, 13329317211, 16465627143, 31101740159, 39987951633, 93305220477, 279915661431]

約数ペア:

[(1, 279915661431), (3, 93305220477), (7, 39987951633), (9, 31101740159), (17, 16465627143), (21, 13329317211), (49, 5712564519), (51, 5488542381), (63, 4443105737), (67, 4177845693), (119, 2352232449), (147, 1904188173), (153, 1829514127), (201, 1392615231), (357, 784077483), (441, 634729391), (469, 596835099), (603, 464205077), (833, 336033207), (1071, 261359161), (1139, 245755629), (1407, 198945033), (2499, 112011069), (3283, 85262157), (3417, 81918543), (4221, 66315011), (7497, 37337023), (7973, 35107947), (9849, 28420719), (10251, 27306181), (23919, 11702649), (29547, 9473573), (55811, 5015421), (71757, 3900883), (167433, 1671807), (502299, 557269)]