65687972

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{38459}}^1$

素因数の和:38531

約数の個数: 24

約数和(自身を含む): 133533120

約数和(自身を除く): 67845148

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 38459, 76918, 153836, 269213, 538426, 1076852, 2345999, 4691998, 9383996, 16421993, 32843986, 65687972]

約数ペア:

[(1, 65687972), (2, 32843986), (4, 16421993), (7, 9383996), (14, 4691998), (28, 2345999), (61, 1076852), (122, 538426), (244, 269213), (427, 153836), (854, 76918), (1708, 38459)]