196913409

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2591}}^1$

素因数の和:2666

約数の個数: 48

約数和(自身を含む): 340402176

約数和(自身を除く): 143488767

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 141, 147, 231, 329, 517, 539, 987, 1551, 1617, 2303, 2591, 3619, 6909, 7773, 10857, 18137, 25333, 28501, 54411, 75999, 85503, 121777, 126959, 199507, 365331, 380877, 598521, 852439, 1339547, 1396549, 2557317, 4018641, 4189647, 5967073, 9376829, 17901219, 28130487, 65637803, 196913409]

約数ペア:

[(1, 196913409), (3, 65637803), (7, 28130487), (11, 17901219), (21, 9376829), (33, 5967073), (47, 4189647), (49, 4018641), (77, 2557317), (141, 1396549), (147, 1339547), (231, 852439), (329, 598521), (517, 380877), (539, 365331), (987, 199507), (1551, 126959), (1617, 121777), (2303, 85503), (2591, 75999), (3619, 54411), (6909, 28501), (7773, 25333), (10857, 18137)]