287372916

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 741619424

約数和(自身を除く): 454246508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 283, 402, 421, 566, 603, 804, 842, 849, 1132, 1206, 1263, 1684, 1698, 2412, 2526, 2547, 3396, 3789, 5052, 5094, 7578, 10188, 15156, 18961, 28207, 37922, 56414, 56883, 75844, 84621, 112828, 113766, 119143, 169242, 170649, 227532, 238286, 253863, 338484, 341298, 357429, 476572, 507726, 682596, 714858, 1015452, 1072287, 1429716, 2144574, 4289148, 7982581, 15965162, 23947743, 31930324, 47895486, 71843229, 95790972, 143686458, 287372916]

約数ペア:

[(1, 287372916), (2, 143686458), (3, 95790972), (4, 71843229), (6, 47895486), (9, 31930324), (12, 23947743), (18, 15965162), (36, 7982581), (67, 4289148), (134, 2144574), (201, 1429716), (268, 1072287), (283, 1015452), (402, 714858), (421, 682596), (566, 507726), (603, 476572), (804, 357429), (842, 341298), (849, 338484), (1132, 253863), (1206, 238286), (1263, 227532), (1684, 170649), (1698, 169242), (2412, 119143), (2526, 113766), (2547, 112828), (3396, 84621), (3789, 75844), (5052, 56883), (5094, 56414), (7578, 37922), (10188, 28207), (15156, 18961)]