291269838

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{5569}}^1$

素因数の和:5976

約数の個数: 32

約数和(自身を含む): 609580800

約数和(自身を除く): 318310962

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 379, 758, 1137, 2274, 5569, 8717, 11138, 16707, 17434, 26151, 33414, 52302, 128087, 256174, 384261, 768522, 2110651, 4221302, 6331953, 12663906, 48544973, 97089946, 145634919, 291269838]

約数ペア:

[(1, 291269838), (2, 145634919), (3, 97089946), (6, 48544973), (23, 12663906), (46, 6331953), (69, 4221302), (138, 2110651), (379, 768522), (758, 384261), (1137, 256174), (2274, 128087), (5569, 52302), (8717, 33414), (11138, 26151), (16707, 17434)]