915902414

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1173

約数の個数: 48

約数和(自身を含む): 1634048640

約数和(自身を除く): 718146226

約数列:

[1, 2, 7, 14, 49, 71, 98, 139, 142, 278, 497, 947, 973, 994, 1894, 1946, 3479, 6629, 6811, 6958, 9869, 13258, 13622, 19738, 46403, 67237, 69083, 92806, 131633, 134474, 138166, 263266, 470659, 483581, 921431, 941318, 967162, 1842862, 3294613, 6450017, 6589226, 9345943, 12900034, 18691886, 65421601, 130843202, 457951207, 915902414]

約数ペア:

[(1, 915902414), (2, 457951207), (7, 130843202), (14, 65421601), (49, 18691886), (71, 12900034), (98, 9345943), (139, 6589226), (142, 6450017), (278, 3294613), (497, 1842862), (947, 967162), (973, 941318), (994, 921431), (1894, 483581), (1946, 470659), (3479, 263266), (6629, 138166), (6811, 134474), (6958, 131633), (9869, 92806), (13258, 69083), (13622, 67237), (19738, 46403)]