145213852

素因数分解:

$2^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2075

約数の個数: 48

約数和(自身を含む): 302097600

約数和(自身を除く): 156883748

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 343, 371, 686, 742, 1372, 1484, 1997, 2597, 3994, 5194, 7988, 10388, 13979, 18179, 27958, 36358, 55916, 72716, 97853, 105841, 195706, 211682, 391412, 423364, 684971, 740887, 1369942, 1481774, 2739884, 2963548, 5186209, 10372418, 20744836, 36303463, 72606926, 145213852]

約数ペア:

[(1, 145213852), (2, 72606926), (4, 36303463), (7, 20744836), (14, 10372418), (28, 5186209), (49, 2963548), (53, 2739884), (98, 1481774), (106, 1369942), (196, 740887), (212, 684971), (343, 423364), (371, 391412), (686, 211682), (742, 195706), (1372, 105841), (1484, 97853), (1997, 72716), (2597, 55916), (3994, 36358), (5194, 27958), (7988, 18179), (10388, 13979)]