645104952

素因数分解:

$2^3\times 3^3\times {\mathrm{257}}^1\times {\mathrm{11621}}^1$

素因数の和:11893

約数の個数: 64

約数和(自身を含む): 1799085600

約数和(自身を除く): 1153980648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 257, 514, 771, 1028, 1542, 2056, 2313, 3084, 4626, 6168, 6939, 9252, 11621, 13878, 18504, 23242, 27756, 34863, 46484, 55512, 69726, 92968, 104589, 139452, 209178, 278904, 313767, 418356, 627534, 836712, 1255068, 2510136, 2986597, 5973194, 8959791, 11946388, 17919582, 23892776, 26879373, 35839164, 53758746, 71678328, 80638119, 107517492, 161276238, 215034984, 322552476, 645104952]

約数ペア:

[(1, 645104952), (2, 322552476), (3, 215034984), (4, 161276238), (6, 107517492), (8, 80638119), (9, 71678328), (12, 53758746), (18, 35839164), (24, 26879373), (27, 23892776), (36, 17919582), (54, 11946388), (72, 8959791), (108, 5973194), (216, 2986597), (257, 2510136), (514, 1255068), (771, 836712), (1028, 627534), (1542, 418356), (2056, 313767), (2313, 278904), (3084, 209178), (4626, 139452), (6168, 104589), (6939, 92968), (9252, 69726), (11621, 55512), (13878, 46484), (18504, 34863), (23242, 27756)]