2007647901

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{23623}}^1$

素因数の和:23726

約数の個数: 48

約数和(自身を含む): 3537930240

約数和(自身を除く): 1530282339

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 71, 133, 171, 213, 399, 497, 639, 1197, 1349, 1491, 4047, 4473, 9443, 12141, 23623, 28329, 70869, 84987, 165361, 212607, 448837, 496083, 1346511, 1488249, 1677233, 3141859, 4039533, 5031699, 9425577, 11740631, 15095097, 28276731, 31867427, 35221893, 95602281, 105665679, 223071989, 286806843, 669215967, 2007647901]

約数ペア:

[(1, 2007647901), (3, 669215967), (7, 286806843), (9, 223071989), (19, 105665679), (21, 95602281), (57, 35221893), (63, 31867427), (71, 28276731), (133, 15095097), (171, 11740631), (213, 9425577), (399, 5031699), (497, 4039533), (639, 3141859), (1197, 1677233), (1349, 1488249), (1491, 1346511), (4047, 496083), (4473, 448837), (9443, 212607), (12141, 165361), (23623, 84987), (28329, 70869)]