81649944

素因数分解:

$2^3\times 3^5\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 232224720

約数和(自身を除く): 150574776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 97, 108, 162, 194, 216, 243, 291, 324, 388, 433, 486, 582, 648, 776, 866, 873, 972, 1164, 1299, 1732, 1746, 1944, 2328, 2598, 2619, 3464, 3492, 3897, 5196, 5238, 6984, 7794, 7857, 10392, 10476, 11691, 15588, 15714, 20952, 23382, 23571, 31176, 31428, 35073, 42001, 46764, 47142, 62856, 70146, 84002, 93528, 94284, 105219, 126003, 140292, 168004, 188568, 210438, 252006, 280584, 336008, 378009, 420876, 504012, 756018, 841752, 1008024, 1134027, 1512036, 2268054, 3024072, 3402081, 4536108, 6804162, 9072216, 10206243, 13608324, 20412486, 27216648, 40824972, 81649944]

約数ペア:

[(1, 81649944), (2, 40824972), (3, 27216648), (4, 20412486), (6, 13608324), (8, 10206243), (9, 9072216), (12, 6804162), (18, 4536108), (24, 3402081), (27, 3024072), (36, 2268054), (54, 1512036), (72, 1134027), (81, 1008024), (97, 841752), (108, 756018), (162, 504012), (194, 420876), (216, 378009), (243, 336008), (291, 280584), (324, 252006), (388, 210438), (433, 188568), (486, 168004), (582, 140292), (648, 126003), (776, 105219), (866, 94284), (873, 93528), (972, 84002), (1164, 70146), (1299, 62856), (1732, 47142), (1746, 46764), (1944, 42001), (2328, 35073), (2598, 31428), (2619, 31176), (3464, 23571), (3492, 23382), (3897, 20952), (5196, 15714), (5238, 15588), (6984, 11691), (7794, 10476), (7857, 10392)]