139009290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{661949}}^1$

素因数の和:661966

約数の個数: 32

約数和(自身を含む): 381283200

約数和(自身を除く): 242273910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 661949, 1323898, 1985847, 3309745, 3971694, 4633643, 6619490, 9267286, 9929235, 13900929, 19858470, 23168215, 27801858, 46336430, 69504645, 139009290]

約数ペア:

[(1, 139009290), (2, 69504645), (3, 46336430), (5, 27801858), (6, 23168215), (7, 19858470), (10, 13900929), (14, 9929235), (15, 9267286), (21, 6619490), (30, 4633643), (35, 3971694), (42, 3309745), (70, 1985847), (105, 1323898), (210, 661949)]