139778877

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5743}}^1$

素因数の和:5833

約数の個数: 32

約数和(自身を含む): 227921920

約数和(自身を除く): 88143043

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 1159, 1281, 3477, 5743, 8113, 17229, 24339, 40201, 109117, 120603, 327351, 350323, 763819, 1050969, 2291457, 2452261, 6656137, 7356783, 19968411, 46592959, 139778877]

約数ペア:

[(1, 139778877), (3, 46592959), (7, 19968411), (19, 7356783), (21, 6656137), (57, 2452261), (61, 2291457), (133, 1050969), (183, 763819), (399, 350323), (427, 327351), (1159, 120603), (1281, 109117), (3477, 40201), (5743, 24339), (8113, 17229)]