204491469

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 352206848

約数和(自身を除く): 147715379

約数列:

[1, 3, 7, 13, 21, 31, 39, 73, 91, 93, 217, 219, 273, 331, 403, 511, 651, 949, 993, 1209, 1533, 2263, 2317, 2821, 2847, 4303, 6643, 6789, 6951, 8463, 10261, 12909, 15841, 19929, 24163, 29419, 30121, 30783, 47523, 71827, 72489, 88257, 90363, 133393, 169141, 205933, 215481, 314119, 400179, 507423, 617799, 749053, 933751, 942357, 2198833, 2247159, 2801253, 5243371, 6596499, 9737689, 15730113, 29213067, 68163823, 204491469]

約数ペア:

[(1, 204491469), (3, 68163823), (7, 29213067), (13, 15730113), (21, 9737689), (31, 6596499), (39, 5243371), (73, 2801253), (91, 2247159), (93, 2198833), (217, 942357), (219, 933751), (273, 749053), (331, 617799), (403, 507423), (511, 400179), (651, 314119), (949, 215481), (993, 205933), (1209, 169141), (1533, 133393), (2263, 90363), (2317, 88257), (2821, 72489), (2847, 71827), (4303, 47523), (6643, 30783), (6789, 30121), (6951, 29419), (8463, 24163), (10261, 19929), (12909, 15841)]