28004148

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{18973}}^1$

素因数の和:19024

約数の個数: 36

約数和(自身を含む): 72518628

約数和(自身を除く): 44514480

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 18973, 37946, 56919, 75892, 113838, 170757, 227676, 341514, 683028, 777893, 1555786, 2333679, 3111572, 4667358, 7001037, 9334716, 14002074, 28004148]

約数ペア:

[(1, 28004148), (2, 14002074), (3, 9334716), (4, 7001037), (6, 4667358), (9, 3111572), (12, 2333679), (18, 1555786), (36, 777893), (41, 683028), (82, 341514), (123, 227676), (164, 170757), (246, 113838), (369, 75892), (492, 56919), (738, 37946), (1476, 18973)]