2639358

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 6028320

約数和(自身を除く): 3388962

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1321, 1998, 2642, 3963, 7926, 11889, 23778, 35667, 48877, 71334, 97754, 146631, 293262, 439893, 879786, 1319679, 2639358]

約数ペア:

[(1, 2639358), (2, 1319679), (3, 879786), (6, 439893), (9, 293262), (18, 146631), (27, 97754), (37, 71334), (54, 48877), (74, 35667), (111, 23778), (222, 11889), (333, 7926), (666, 3963), (999, 2642), (1321, 1998)]