216779342

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1293

約数の個数: 48

約数和(自身を含む): 385160832

約数和(自身を除く): 168381490

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 169, 221, 338, 403, 442, 527, 806, 1054, 1217, 2434, 2873, 5239, 5746, 6851, 10478, 13702, 15821, 20689, 31642, 37727, 41378, 75454, 89063, 178126, 205673, 268957, 411346, 490451, 537914, 641359, 980902, 1282718, 3496441, 6375863, 6992882, 8337667, 12751726, 16675334, 108389671, 216779342]

約数ペア:

[(1, 216779342), (2, 108389671), (13, 16675334), (17, 12751726), (26, 8337667), (31, 6992882), (34, 6375863), (62, 3496441), (169, 1282718), (221, 980902), (338, 641359), (403, 537914), (442, 490451), (527, 411346), (806, 268957), (1054, 205673), (1217, 178126), (2434, 89063), (2873, 75454), (5239, 41378), (5746, 37727), (6851, 31642), (10478, 20689), (13702, 15821)]