644328146

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:916

約数の個数: 72

約数和(自身を含む): 1255777488

約数和(自身を除く): 611449342

約数列:

[1, 2, 7, 11, 14, 22, 49, 67, 77, 98, 121, 134, 154, 242, 469, 539, 737, 811, 847, 938, 1078, 1474, 1622, 1694, 3283, 5159, 5677, 5929, 6566, 8107, 8921, 10318, 11354, 11858, 16214, 17842, 36113, 39739, 54337, 56749, 62447, 72226, 79478, 98131, 108674, 113498, 124894, 196262, 380359, 397243, 437129, 597707, 686917, 760718, 794486, 874258, 1195414, 1373834, 2662513, 4183949, 4808419, 5325026, 6574777, 8367898, 9616838, 13149554, 29287643, 46023439, 58575286, 92046878, 322164073, 644328146]

約数ペア:

[(1, 644328146), (2, 322164073), (7, 92046878), (11, 58575286), (14, 46023439), (22, 29287643), (49, 13149554), (67, 9616838), (77, 8367898), (98, 6574777), (121, 5325026), (134, 4808419), (154, 4183949), (242, 2662513), (469, 1373834), (539, 1195414), (737, 874258), (811, 794486), (847, 760718), (938, 686917), (1078, 597707), (1474, 437129), (1622, 397243), (1694, 380359), (3283, 196262), (5159, 124894), (5677, 113498), (5929, 108674), (6566, 98131), (8107, 79478), (8921, 72226), (10318, 62447), (11354, 56749), (11858, 54337), (16214, 39739), (17842, 36113)]