211313970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{47917}}^1$

素因数の和:47944

約数の個数: 72

約数和(自身を含む): 639130284

約数和(自身を除く): 427816314

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 47917, 95834, 143751, 239585, 287502, 335419, 431253, 479170, 670838, 718755, 862506, 1006257, 1437510, 1677095, 2012514, 2156265, 2347933, 3018771, 3354190, 4312530, 4695866, 5031285, 6037542, 7043799, 10062570, 11739665, 14087598, 15093855, 21131397, 23479330, 30187710, 35218995, 42262794, 70437990, 105656985, 211313970]

約数ペア:

[(1, 211313970), (2, 105656985), (3, 70437990), (5, 42262794), (6, 35218995), (7, 30187710), (9, 23479330), (10, 21131397), (14, 15093855), (15, 14087598), (18, 11739665), (21, 10062570), (30, 7043799), (35, 6037542), (42, 5031285), (45, 4695866), (49, 4312530), (63, 3354190), (70, 3018771), (90, 2347933), (98, 2156265), (105, 2012514), (126, 1677095), (147, 1437510), (210, 1006257), (245, 862506), (294, 718755), (315, 670838), (441, 479170), (490, 431253), (630, 335419), (735, 287502), (882, 239585), (1470, 143751), (2205, 95834), (4410, 47917)]