648827316

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{228139}}^1$

素因数の和:228228

約数の個数: 36

約数和(自身を含む): 1660859200

約数和(自身を除く): 1012031884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 228139, 456278, 684417, 912556, 1368834, 2053251, 2737668, 4106502, 8213004, 18022981, 36045962, 54068943, 72091924, 108137886, 162206829, 216275772, 324413658, 648827316]

約数ペア:

[(1, 648827316), (2, 324413658), (3, 216275772), (4, 162206829), (6, 108137886), (9, 72091924), (12, 54068943), (18, 36045962), (36, 18022981), (79, 8213004), (158, 4106502), (237, 2737668), (316, 2053251), (474, 1368834), (711, 912556), (948, 684417), (1422, 456278), (2844, 228139)]