2758386561

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{947}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 4586803200

約数和(自身を除く): 1828416639

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 199, 287, 357, 597, 697, 861, 947, 1393, 2091, 2841, 3383, 4179, 4879, 6629, 8159, 10149, 14637, 16099, 19887, 23681, 24477, 38827, 48297, 57113, 71043, 112693, 116481, 138703, 171339, 188453, 271789, 338079, 416109, 565359, 660059, 815367, 970921, 1319171, 1980177, 2912763, 3203701, 3957513, 4620413, 7726573, 9611103, 13861239, 22425907, 23179719, 54086011, 67277721, 131351741, 162258033, 394055223, 919462187, 2758386561]

約数ペア:

[(1, 2758386561), (3, 919462187), (7, 394055223), (17, 162258033), (21, 131351741), (41, 67277721), (51, 54086011), (119, 23179719), (123, 22425907), (199, 13861239), (287, 9611103), (357, 7726573), (597, 4620413), (697, 3957513), (861, 3203701), (947, 2912763), (1393, 1980177), (2091, 1319171), (2841, 970921), (3383, 815367), (4179, 660059), (4879, 565359), (6629, 416109), (8159, 338079), (10149, 271789), (14637, 188453), (16099, 171339), (19887, 138703), (23681, 116481), (24477, 112693), (38827, 71043), (48297, 57113)]