156748172

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 318846528

約数和(自身を除く): 162098356

約数列:

[1, 2, 4, 7, 14, 28, 157, 181, 197, 314, 362, 394, 628, 724, 788, 1099, 1267, 1379, 2198, 2534, 2758, 4396, 5068, 5516, 28417, 30929, 35657, 56834, 61858, 71314, 113668, 123716, 142628, 198919, 216503, 249599, 397838, 433006, 499198, 795676, 866012, 998396, 5598149, 11196298, 22392596, 39187043, 78374086, 156748172]

約数ペア:

[(1, 156748172), (2, 78374086), (4, 39187043), (7, 22392596), (14, 11196298), (28, 5598149), (157, 998396), (181, 866012), (197, 795676), (314, 499198), (362, 433006), (394, 397838), (628, 249599), (724, 216503), (788, 198919), (1099, 142628), (1267, 123716), (1379, 113668), (2198, 71314), (2534, 61858), (2758, 56834), (4396, 35657), (5068, 30929), (5516, 28417)]