28245837

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 41587200

約数和(自身を除く): 13341363

約数列:

[1, 3, 19, 37, 57, 59, 111, 177, 227, 681, 703, 1121, 2109, 2183, 3363, 4313, 6549, 8399, 12939, 13393, 25197, 40179, 41477, 124431, 159581, 254467, 478743, 495541, 763401, 1486623, 9415279, 28245837]

約数ペア:

[(1, 28245837), (3, 9415279), (19, 1486623), (37, 763401), (57, 495541), (59, 478743), (111, 254467), (177, 159581), (227, 124431), (681, 41477), (703, 40179), (1121, 25197), (2109, 13393), (2183, 12939), (3363, 8399), (4313, 6549)]