2489667076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1\times {\mathrm{661}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 4748144688

約数和(自身を除く): 2258477612

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 641, 661, 1282, 1322, 1469, 2564, 2644, 2938, 5876, 8333, 8593, 16666, 17186, 33332, 34372, 72433, 74693, 144866, 149386, 289732, 298772, 423701, 847402, 941629, 971009, 1694804, 1883258, 1942018, 3766516, 3884036, 5508113, 11016226, 22032452, 47878213, 95756426, 191512852, 622416769, 1244833538, 2489667076]

約数ペア:

[(1, 2489667076), (2, 1244833538), (4, 622416769), (13, 191512852), (26, 95756426), (52, 47878213), (113, 22032452), (226, 11016226), (452, 5508113), (641, 3884036), (661, 3766516), (1282, 1942018), (1322, 1883258), (1469, 1694804), (2564, 971009), (2644, 941629), (2938, 847402), (5876, 423701), (8333, 298772), (8593, 289732), (16666, 149386), (17186, 144866), (33332, 74693), (34372, 72433)]