1900704957

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{4519}}^1$

素因数の和:4745

約数の個数: 32

約数和(自身を含む): 2742374400

約数和(自身を除く): 841669443

約数列:

[1, 3, 19, 47, 57, 141, 157, 471, 893, 2679, 2983, 4519, 7379, 8949, 13557, 22137, 85861, 140201, 212393, 257583, 420603, 637179, 709483, 2128449, 4035467, 12106401, 13480177, 33345701, 40440531, 100037103, 633568319, 1900704957]

約数ペア:

[(1, 1900704957), (3, 633568319), (19, 100037103), (47, 40440531), (57, 33345701), (141, 13480177), (157, 12106401), (471, 4035467), (893, 2128449), (2679, 709483), (2983, 637179), (4519, 420603), (7379, 257583), (8949, 212393), (13557, 140201), (22137, 85861)]