855468

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^2$

素因数の和:191

約数の個数: 36

約数和(自身を含む): 2243080

約数和(自身を除く): 1387612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2403, 3204, 4806, 7921, 9612, 15842, 23763, 31684, 47526, 71289, 95052, 142578, 213867, 285156, 427734, 855468]

約数ペア:

[(1, 855468), (2, 427734), (3, 285156), (4, 213867), (6, 142578), (9, 95052), (12, 71289), (18, 47526), (27, 31684), (36, 23763), (54, 15842), (89, 9612), (108, 7921), (178, 4806), (267, 3204), (356, 2403), (534, 1602), (801, 1068)]