868156947

素因数分解:

$3^4\times 7^1\times {\mathrm{463}}^1\times {\mathrm{3307}}^1$

素因数の和:3789

約数の個数: 40

約数和(自身を含む): 1485794816

約数和(自身を除く): 617637869

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 463, 567, 1389, 3241, 3307, 4167, 9723, 9921, 12501, 23149, 29169, 29763, 37503, 69447, 87507, 89289, 208341, 262521, 267867, 625023, 1531141, 1875069, 4593423, 10717987, 13780269, 32153961, 41340807, 96461883, 124022421, 289385649, 868156947]

約数ペア:

[(1, 868156947), (3, 289385649), (7, 124022421), (9, 96461883), (21, 41340807), (27, 32153961), (63, 13780269), (81, 10717987), (189, 4593423), (463, 1875069), (567, 1531141), (1389, 625023), (3241, 267867), (3307, 262521), (4167, 208341), (9723, 89289), (9921, 87507), (12501, 69447), (23149, 37503), (29169, 29763)]