81348408

素因数分解:

$2^3\times 3^3\times {\mathrm{137}}^1\times {\mathrm{2749}}^1$

素因数の和:2901

約数の個数: 64

約数和(自身を含む): 227700000

約数和(自身を除く): 146351592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 137, 216, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 2749, 3288, 3699, 4932, 5498, 7398, 8247, 9864, 10996, 14796, 16494, 21992, 24741, 29592, 32988, 49482, 65976, 74223, 98964, 148446, 197928, 296892, 376613, 593784, 753226, 1129839, 1506452, 2259678, 3012904, 3389517, 4519356, 6779034, 9038712, 10168551, 13558068, 20337102, 27116136, 40674204, 81348408]

約数ペア:

[(1, 81348408), (2, 40674204), (3, 27116136), (4, 20337102), (6, 13558068), (8, 10168551), (9, 9038712), (12, 6779034), (18, 4519356), (24, 3389517), (27, 3012904), (36, 2259678), (54, 1506452), (72, 1129839), (108, 753226), (137, 593784), (216, 376613), (274, 296892), (411, 197928), (548, 148446), (822, 98964), (1096, 74223), (1233, 65976), (1644, 49482), (2466, 32988), (2749, 29592), (3288, 24741), (3699, 21992), (4932, 16494), (5498, 14796), (7398, 10996), (8247, 9864)]