338974305

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 599021568

約数和(自身を除く): 260047263

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 137, 155, 255, 313, 411, 465, 527, 685, 939, 1565, 1581, 2055, 2329, 2635, 4247, 4695, 5321, 6987, 7905, 9703, 11645, 12741, 15963, 21235, 26605, 29109, 34935, 42881, 48515, 63705, 72199, 79815, 128643, 145545, 164951, 214405, 216597, 360995, 494853, 643215, 728977, 824755, 1082985, 1329311, 2186931, 2474265, 3644885, 3987933, 6646555, 10934655, 19939665, 22598287, 67794861, 112991435, 338974305]

約数ペア:

[(1, 338974305), (3, 112991435), (5, 67794861), (15, 22598287), (17, 19939665), (31, 10934655), (51, 6646555), (85, 3987933), (93, 3644885), (137, 2474265), (155, 2186931), (255, 1329311), (313, 1082985), (411, 824755), (465, 728977), (527, 643215), (685, 494853), (939, 360995), (1565, 216597), (1581, 214405), (2055, 164951), (2329, 145545), (2635, 128643), (4247, 79815), (4695, 72199), (5321, 63705), (6987, 48515), (7905, 42881), (9703, 34935), (11645, 29109), (12741, 26605), (15963, 21235)]