259301042

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18503}}^1$

素因数の和:18543

約数の個数: 48

約数和(自身を含む): 531582912

約数和(自身を除く): 272281870

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 2002, 7007, 14014, 18503, 37006, 129521, 203533, 240539, 259042, 407066, 481078, 906647, 1424731, 1683773, 1813294, 2645929, 2849462, 3367546, 5291858, 9973117, 11786411, 18521503, 19946234, 23572822, 37043006, 129650521, 259301042]

約数ペア:

[(1, 259301042), (2, 129650521), (7, 37043006), (11, 23572822), (13, 19946234), (14, 18521503), (22, 11786411), (26, 9973117), (49, 5291858), (77, 3367546), (91, 2849462), (98, 2645929), (143, 1813294), (154, 1683773), (182, 1424731), (286, 906647), (539, 481078), (637, 407066), (1001, 259042), (1078, 240539), (1274, 203533), (2002, 129521), (7007, 37006), (14014, 18503)]