13237926

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 30578688

約数和(自身を除く): 17340762

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 47, 69, 78, 94, 138, 141, 157, 282, 299, 314, 471, 598, 611, 897, 942, 1081, 1222, 1794, 1833, 2041, 2162, 3243, 3611, 3666, 4082, 6123, 6486, 7222, 7379, 10833, 12246, 14053, 14758, 21666, 22137, 28106, 42159, 44274, 46943, 84318, 93886, 95927, 140829, 169717, 191854, 281658, 287781, 339434, 509151, 575562, 1018302, 2206321, 4412642, 6618963, 13237926]

約数ペア:

[(1, 13237926), (2, 6618963), (3, 4412642), (6, 2206321), (13, 1018302), (23, 575562), (26, 509151), (39, 339434), (46, 287781), (47, 281658), (69, 191854), (78, 169717), (94, 140829), (138, 95927), (141, 93886), (157, 84318), (282, 46943), (299, 44274), (314, 42159), (471, 28106), (598, 22137), (611, 21666), (897, 14758), (942, 14053), (1081, 12246), (1222, 10833), (1794, 7379), (1833, 7222), (2041, 6486), (2162, 6123), (3243, 4082), (3611, 3666)]