339900236

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{53}}^2\times {\mathrm{179}}^1$

素因数の和:315

約数の個数: 54

約数和(自身を含む): 660150540

約数和(自身を除く): 320250304

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 169, 179, 212, 338, 358, 676, 689, 716, 1378, 2327, 2756, 2809, 4654, 5618, 8957, 9308, 9487, 11236, 17914, 18974, 30251, 35828, 36517, 37948, 60502, 73034, 121004, 123331, 146068, 246662, 474721, 493324, 502811, 949442, 1005622, 1603303, 1898884, 2011244, 3206606, 6413212, 6536543, 13073086, 26146172, 84975059, 169950118, 339900236]

約数ペア:

[(1, 339900236), (2, 169950118), (4, 84975059), (13, 26146172), (26, 13073086), (52, 6536543), (53, 6413212), (106, 3206606), (169, 2011244), (179, 1898884), (212, 1603303), (338, 1005622), (358, 949442), (676, 502811), (689, 493324), (716, 474721), (1378, 246662), (2327, 146068), (2756, 123331), (2809, 121004), (4654, 73034), (5618, 60502), (8957, 37948), (9308, 36517), (9487, 35828), (11236, 30251), (17914, 18974)]