69440007

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 51519993

約数列:

[1, 3, 7, 13, 21, 29, 39, 49, 87, 91, 147, 179, 203, 273, 343, 377, 537, 609, 637, 1029, 1131, 1253, 1421, 1911, 2327, 2639, 3759, 4263, 4459, 5191, 6981, 7917, 8771, 9947, 13377, 15573, 16289, 18473, 26313, 29841, 36337, 48867, 55419, 61397, 67483, 109011, 114023, 129311, 184191, 202449, 254359, 342069, 387933, 472381, 763077, 798161, 1417143, 1780513, 2394483, 3306667, 5341539, 9920001, 23146669, 69440007]

約数ペア:

[(1, 69440007), (3, 23146669), (7, 9920001), (13, 5341539), (21, 3306667), (29, 2394483), (39, 1780513), (49, 1417143), (87, 798161), (91, 763077), (147, 472381), (179, 387933), (203, 342069), (273, 254359), (343, 202449), (377, 184191), (537, 129311), (609, 114023), (637, 109011), (1029, 67483), (1131, 61397), (1253, 55419), (1421, 48867), (1911, 36337), (2327, 29841), (2639, 26313), (3759, 18473), (4263, 16289), (4459, 15573), (5191, 13377), (6981, 9947), (7917, 8771)]