28408895998

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1\times {\mathrm{64189}}^1$

素因数の和:64612

約数の個数: 32

約数和(自身を含む): 49341055680

約数和(自身を除く): 20932159682

約数列:

[1, 2, 7, 14, 101, 202, 313, 626, 707, 1414, 2191, 4382, 31613, 63226, 64189, 128378, 221291, 442582, 449323, 898646, 6483089, 12966178, 20091157, 40182314, 45381623, 90763246, 140638099, 281276198, 2029206857, 4058413714, 14204447999, 28408895998]

約数ペア:

[(1, 28408895998), (2, 14204447999), (7, 4058413714), (14, 2029206857), (101, 281276198), (202, 140638099), (313, 90763246), (626, 45381623), (707, 40182314), (1414, 20091157), (2191, 12966178), (4382, 6483089), (31613, 898646), (63226, 449323), (64189, 442582), (128378, 221291)]