157980906

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 349090560

約数和(自身を除く): 191109654

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 251, 438, 479, 502, 657, 753, 958, 1314, 1437, 1506, 2259, 2874, 4311, 4518, 8622, 18323, 34967, 36646, 54969, 69934, 104901, 109938, 120229, 164907, 209802, 240458, 314703, 329814, 360687, 629406, 721374, 1082061, 2164122, 8776717, 17553434, 26330151, 52660302, 78990453, 157980906]

約数ペア:

[(1, 157980906), (2, 78990453), (3, 52660302), (6, 26330151), (9, 17553434), (18, 8776717), (73, 2164122), (146, 1082061), (219, 721374), (251, 629406), (438, 360687), (479, 329814), (502, 314703), (657, 240458), (753, 209802), (958, 164907), (1314, 120229), (1437, 109938), (1506, 104901), (2259, 69934), (2874, 54969), (4311, 36646), (4518, 34967), (8622, 18323)]