28772772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20149}}^1$

素因数の和:20180

約数の個数: 48

約数和(自身を含む): 81244800

約数和(自身を除く): 52472028

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, 20149, 40298, 60447, 80596, 120894, 141043, 241788, 282086, 342533, 423129, 564172, 685066, 846258, 1027599, 1370132, 1692516, 2055198, 2397731, 4110396, 4795462, 7193193, 9590924, 14386386, 28772772]

約数ペア:

[(1, 28772772), (2, 14386386), (3, 9590924), (4, 7193193), (6, 4795462), (7, 4110396), (12, 2397731), (14, 2055198), (17, 1692516), (21, 1370132), (28, 1027599), (34, 846258), (42, 685066), (51, 564172), (68, 423129), (84, 342533), (102, 282086), (119, 241788), (204, 141043), (238, 120894), (357, 80596), (476, 60447), (714, 40298), (1428, 20149)]