868861630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{136399}}^1$

素因数の和:136433

約数の個数: 48

約数和(自身を含む): 1959249600

約数和(自身を除く): 1090387970

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 136399, 272798, 681995, 954793, 1363990, 1773187, 1909586, 3546374, 4773965, 6683551, 8865935, 9547930, 12412309, 13367102, 17731870, 24824618, 33417755, 62061545, 66835510, 86886163, 124123090, 173772326, 434430815, 868861630]

約数ペア:

[(1, 868861630), (2, 434430815), (5, 173772326), (7, 124123090), (10, 86886163), (13, 66835510), (14, 62061545), (26, 33417755), (35, 24824618), (49, 17731870), (65, 13367102), (70, 12412309), (91, 9547930), (98, 8865935), (130, 6683551), (182, 4773965), (245, 3546374), (455, 1909586), (490, 1773187), (637, 1363990), (910, 954793), (1274, 681995), (3185, 272798), (6370, 136399)]