209765878

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{1481}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 367630848

約数和(自身を除く): 157864970

約数列:

[1, 2, 7, 14, 67, 134, 151, 302, 469, 938, 1057, 1481, 2114, 2962, 10117, 10367, 20234, 20734, 70819, 99227, 141638, 198454, 223631, 447262, 694589, 1389178, 1565417, 3130834, 14983277, 29966554, 104882939, 209765878]

約数ペア:

[(1, 209765878), (2, 104882939), (7, 29966554), (14, 14983277), (67, 3130834), (134, 1565417), (151, 1389178), (302, 694589), (469, 447262), (938, 223631), (1057, 198454), (1481, 141638), (2114, 99227), (2962, 70819), (10117, 20734), (10367, 20234)]