389571252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{272809}}^1$

素因数の和:272840

約数の個数: 48

約数和(自身を含む): 1099969920

約数和(自身を除く): 710398668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 272809, 545618, 818427, 1091236, 1636854, 1909663, 3273708, 3819326, 4637753, 5728989, 7638652, 9275506, 11457978, 13913259, 18551012, 22915956, 27826518, 32464271, 55653036, 64928542, 97392813, 129857084, 194785626, 389571252]

約数ペア:

[(1, 389571252), (2, 194785626), (3, 129857084), (4, 97392813), (6, 64928542), (7, 55653036), (12, 32464271), (14, 27826518), (17, 22915956), (21, 18551012), (28, 13913259), (34, 11457978), (42, 9275506), (51, 7638652), (68, 5728989), (84, 4637753), (102, 3819326), (119, 3273708), (204, 1909663), (238, 1636854), (357, 1091236), (476, 818427), (714, 545618), (1428, 272809)]