291195318

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1\times {\mathrm{3511}}^1$

素因数の和:4140

約数の個数: 32

約数和(自身を含む): 608896512

約数和(自身を除く): 317701194

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 601, 1202, 1803, 3511, 3606, 7022, 10533, 13823, 21066, 27646, 41469, 80753, 82938, 161506, 242259, 484518, 2110111, 4220222, 6330333, 12660666, 48532553, 97065106, 145597659, 291195318]

約数ペア:

[(1, 291195318), (2, 145597659), (3, 97065106), (6, 48532553), (23, 12660666), (46, 6330333), (69, 4220222), (138, 2110111), (601, 484518), (1202, 242259), (1803, 161506), (3511, 82938), (3606, 80753), (7022, 41469), (10533, 27646), (13823, 21066)]