28006072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4789}}^1$

素因数の和:4855

約数の個数: 32

約数和(自身を含む): 56905200

約数和(自身を除く): 28899128

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 4789, 5848, 9578, 19156, 38312, 81413, 162826, 205927, 325652, 411854, 651304, 823708, 1647416, 3500759, 7001518, 14003036, 28006072]

約数ペア:

[(1, 28006072), (2, 14003036), (4, 7001518), (8, 3500759), (17, 1647416), (34, 823708), (43, 651304), (68, 411854), (86, 325652), (136, 205927), (172, 162826), (344, 81413), (731, 38312), (1462, 19156), (2924, 9578), (4789, 5848)]