313645255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 503884800

約数和(自身を除く): 190239545

約数列:

[1, 5, 7, 11, 19, 35, 53, 55, 77, 95, 133, 209, 265, 371, 385, 583, 665, 809, 1007, 1045, 1463, 1855, 2915, 4045, 4081, 5035, 5663, 7049, 7315, 8899, 11077, 15371, 20405, 28315, 35245, 42877, 44495, 55385, 62293, 76855, 77539, 107597, 169081, 214385, 300139, 311465, 387695, 471647, 537985, 814663, 845405, 1183567, 1500695, 2358235, 3301529, 4073315, 5702641, 5917835, 8961293, 16507645, 28513205, 44806465, 62729051, 313645255]

約数ペア:

[(1, 313645255), (5, 62729051), (7, 44806465), (11, 28513205), (19, 16507645), (35, 8961293), (53, 5917835), (55, 5702641), (77, 4073315), (95, 3301529), (133, 2358235), (209, 1500695), (265, 1183567), (371, 845405), (385, 814663), (583, 537985), (665, 471647), (809, 387695), (1007, 311465), (1045, 300139), (1463, 214385), (1855, 169081), (2915, 107597), (4045, 77539), (4081, 76855), (5035, 62293), (5663, 55385), (7049, 44495), (7315, 42877), (8899, 35245), (11077, 28315), (15371, 20405)]