28339784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1049}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 58212000

約数和(自身を除く): 29872216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 307, 614, 1049, 1228, 2098, 2456, 3377, 4196, 6754, 8392, 11539, 13508, 23078, 27016, 46156, 92312, 322043, 644086, 1288172, 2576344, 3542473, 7084946, 14169892, 28339784]

約数ペア:

[(1, 28339784), (2, 14169892), (4, 7084946), (8, 3542473), (11, 2576344), (22, 1288172), (44, 644086), (88, 322043), (307, 92312), (614, 46156), (1049, 27016), (1228, 23078), (2098, 13508), (2456, 11539), (3377, 8392), (4196, 6754)]