201860253

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{9739}}^1$

素因数の和:9806

約数の個数: 36

約数和(自身を含む): 346432320

約数和(自身を除く): 144572067

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 2303, 2961, 6909, 9739, 20727, 29217, 68173, 87651, 204519, 457733, 477211, 613557, 1373199, 1431633, 3204131, 4119597, 4294899, 9612393, 22428917, 28837179, 67286751, 201860253]

約数ペア:

[(1, 201860253), (3, 67286751), (7, 28837179), (9, 22428917), (21, 9612393), (47, 4294899), (49, 4119597), (63, 3204131), (141, 1431633), (147, 1373199), (329, 613557), (423, 477211), (441, 457733), (987, 204519), (2303, 87651), (2961, 68173), (6909, 29217), (9739, 20727)]