163745348

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 321076224

約数和(自身を除く): 157330876

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 157, 314, 403, 628, 647, 806, 1294, 1612, 2041, 2588, 4082, 4867, 8164, 8411, 9734, 16822, 19468, 20057, 33644, 40114, 63271, 80228, 101579, 126542, 203158, 253084, 260741, 406316, 521482, 1042964, 1320527, 2641054, 3148949, 5282108, 6297898, 12595796, 40936337, 81872674, 163745348]

約数ペア:

[(1, 163745348), (2, 81872674), (4, 40936337), (13, 12595796), (26, 6297898), (31, 5282108), (52, 3148949), (62, 2641054), (124, 1320527), (157, 1042964), (314, 521482), (403, 406316), (628, 260741), (647, 253084), (806, 203158), (1294, 126542), (1612, 101579), (2041, 80228), (2588, 63271), (4082, 40114), (4867, 33644), (8164, 20057), (8411, 19468), (9734, 16822)]