639803394

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{3217}}^1$

素因数の和:3384

約数の個数: 64

約数和(自身を含む): 1482854400

約数和(自身を除く): 843051006

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 127, 174, 254, 261, 381, 522, 762, 783, 1143, 1566, 2286, 3217, 3429, 3683, 6434, 6858, 7366, 9651, 11049, 19302, 22098, 28953, 33147, 57906, 66294, 86859, 93293, 99441, 173718, 186586, 198882, 279879, 408559, 559758, 817118, 839637, 1225677, 1679274, 2451354, 2518911, 3677031, 5037822, 7354062, 11031093, 11848211, 22062186, 23696422, 35544633, 71089266, 106633899, 213267798, 319901697, 639803394]

約数ペア:

[(1, 639803394), (2, 319901697), (3, 213267798), (6, 106633899), (9, 71089266), (18, 35544633), (27, 23696422), (29, 22062186), (54, 11848211), (58, 11031093), (87, 7354062), (127, 5037822), (174, 3677031), (254, 2518911), (261, 2451354), (381, 1679274), (522, 1225677), (762, 839637), (783, 817118), (1143, 559758), (1566, 408559), (2286, 279879), (3217, 198882), (3429, 186586), (3683, 173718), (6434, 99441), (6858, 93293), (7366, 86859), (9651, 66294), (11049, 57906), (19302, 33147), (22098, 28953)]