68784443

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 89886720

約数和(自身を除く): 21102277

約数列:

[1, 7, 13, 31, 37, 91, 217, 259, 403, 481, 659, 1147, 2821, 3367, 4613, 8029, 8567, 14911, 20429, 24383, 59969, 104377, 143003, 170681, 265577, 316979, 755873, 1859039, 2218853, 5291111, 9826349, 68784443]

約数ペア:

[(1, 68784443), (7, 9826349), (13, 5291111), (31, 2218853), (37, 1859039), (91, 755873), (217, 316979), (259, 265577), (403, 170681), (481, 143003), (659, 104377), (1147, 59969), (2821, 24383), (3367, 20429), (4613, 14911), (8029, 8567)]