398376054

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{971}}^1\times {\mathrm{991}}^1$

素因数の和:1993

約数の個数: 48

約数和(自身を含む): 902513664

約数和(自身を除く): 504137610

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 971, 991, 1942, 1982, 2913, 2973, 5826, 5946, 8739, 8919, 17478, 17838, 22333, 22793, 44666, 45586, 66999, 68379, 133998, 136758, 200997, 205137, 401994, 410274, 962261, 1924522, 2886783, 5773566, 8660349, 17320698, 22132003, 44264006, 66396009, 132792018, 199188027, 398376054]

約数ペア:

[(1, 398376054), (2, 199188027), (3, 132792018), (6, 66396009), (9, 44264006), (18, 22132003), (23, 17320698), (46, 8660349), (69, 5773566), (138, 2886783), (207, 1924522), (414, 962261), (971, 410274), (991, 401994), (1942, 205137), (1982, 200997), (2913, 136758), (2973, 133998), (5826, 68379), (5946, 66999), (8739, 45586), (8919, 44666), (17478, 22793), (17838, 22333)]