81814512

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131113}}^1$

素因数の和:131137

約数の個数: 40

約数和(自身を含む): 227613904

約数和(自身を除く): 145799392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 131113, 262226, 393339, 524452, 786678, 1048904, 1573356, 1704469, 2097808, 3146712, 3408938, 5113407, 6293424, 6817876, 10226814, 13635752, 20453628, 27271504, 40907256, 81814512]

約数ペア:

[(1, 81814512), (2, 40907256), (3, 27271504), (4, 20453628), (6, 13635752), (8, 10226814), (12, 6817876), (13, 6293424), (16, 5113407), (24, 3408938), (26, 3146712), (39, 2097808), (48, 1704469), (52, 1573356), (78, 1048904), (104, 786678), (156, 524452), (208, 393339), (312, 262226), (624, 131113)]