179920741

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 260789760

約数和(自身を除く): 80869019

約数列:

[1, 7, 11, 13, 17, 77, 91, 97, 109, 119, 143, 187, 221, 679, 763, 1001, 1067, 1199, 1261, 1309, 1417, 1547, 1649, 1853, 2431, 7469, 8393, 8827, 9919, 10573, 11543, 12971, 13871, 15587, 17017, 18139, 20383, 21437, 24089, 74011, 97097, 109109, 116303, 126973, 137449, 142681, 150059, 168623, 179741, 235807, 264979, 814121, 962143, 1258187, 1511939, 1650649, 1854853, 1977151, 2336633, 10583573, 13840057, 16356431, 25702963, 179920741]

約数ペア:

[(1, 179920741), (7, 25702963), (11, 16356431), (13, 13840057), (17, 10583573), (77, 2336633), (91, 1977151), (97, 1854853), (109, 1650649), (119, 1511939), (143, 1258187), (187, 962143), (221, 814121), (679, 264979), (763, 235807), (1001, 179741), (1067, 168623), (1199, 150059), (1261, 142681), (1309, 137449), (1417, 126973), (1547, 116303), (1649, 109109), (1853, 97097), (2431, 74011), (7469, 24089), (8393, 21437), (8827, 20383), (9919, 18139), (10573, 17017), (11543, 15587), (12971, 13871)]