25729228

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 54964224

約数和(自身を除く): 29234996

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 191, 238, 283, 382, 476, 566, 764, 1132, 1337, 1981, 2674, 3247, 3962, 4811, 5348, 6494, 7924, 9622, 12988, 19244, 22729, 33677, 45458, 54053, 67354, 90916, 108106, 134708, 216212, 378371, 756742, 918901, 1513484, 1837802, 3675604, 6432307, 12864614, 25729228]

約数ペア:

[(1, 25729228), (2, 12864614), (4, 6432307), (7, 3675604), (14, 1837802), (17, 1513484), (28, 918901), (34, 756742), (68, 378371), (119, 216212), (191, 134708), (238, 108106), (283, 90916), (382, 67354), (476, 54053), (566, 45458), (764, 33677), (1132, 22729), (1337, 19244), (1981, 12988), (2674, 9622), (3247, 7924), (3962, 6494), (4811, 5348)]