81844084

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 168448896

約数和(自身を除く): 86604812

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 131, 212, 262, 371, 421, 524, 742, 842, 917, 1484, 1684, 1834, 2947, 3668, 5894, 6943, 11788, 13886, 22313, 27772, 44626, 48601, 55151, 89252, 97202, 110302, 156191, 194404, 220604, 312382, 386057, 624764, 772114, 1544228, 2923003, 5846006, 11692012, 20461021, 40922042, 81844084]

約数ペア:

[(1, 81844084), (2, 40922042), (4, 20461021), (7, 11692012), (14, 5846006), (28, 2923003), (53, 1544228), (106, 772114), (131, 624764), (212, 386057), (262, 312382), (371, 220604), (421, 194404), (524, 156191), (742, 110302), (842, 97202), (917, 89252), (1484, 55151), (1684, 48601), (1834, 44626), (2947, 27772), (3668, 22313), (5894, 13886), (6943, 11788)]