768563754

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{643}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 1780531200

約数和(自身を除く): 1011967446

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 191, 298, 382, 447, 573, 643, 894, 1043, 1146, 1286, 1337, 1929, 2086, 2674, 3129, 3858, 4011, 4501, 6258, 8022, 9002, 13503, 27006, 28459, 56918, 85377, 95807, 122813, 170754, 191614, 199213, 245626, 287421, 368439, 398426, 574842, 597639, 670649, 736878, 859691, 1195278, 1341298, 1719382, 2011947, 2579073, 4023894, 5158146, 18299137, 36598274, 54897411, 109794822, 128093959, 256187918, 384281877, 768563754]

約数ペア:

[(1, 768563754), (2, 384281877), (3, 256187918), (6, 128093959), (7, 109794822), (14, 54897411), (21, 36598274), (42, 18299137), (149, 5158146), (191, 4023894), (298, 2579073), (382, 2011947), (447, 1719382), (573, 1341298), (643, 1195278), (894, 859691), (1043, 736878), (1146, 670649), (1286, 597639), (1337, 574842), (1929, 398426), (2086, 368439), (2674, 287421), (3129, 245626), (3858, 199213), (4011, 191614), (4501, 170754), (6258, 122813), (8022, 95807), (9002, 85377), (13503, 56918), (27006, 28459)]