289344738

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{29531}}^1$

素因数の和:29630

約数の個数: 32

約数和(自身を含む): 612375552

約数和(自身を除く): 323030814

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 3266, 4899, 9798, 29531, 59062, 88593, 177186, 679213, 1358426, 2037639, 2096701, 4075278, 4193402, 6290103, 12580206, 48224123, 96448246, 144672369, 289344738]

約数ペア:

[(1, 289344738), (2, 144672369), (3, 96448246), (6, 48224123), (23, 12580206), (46, 6290103), (69, 4193402), (71, 4075278), (138, 2096701), (142, 2037639), (213, 1358426), (426, 679213), (1633, 177186), (3266, 88593), (4899, 59062), (9798, 29531)]