257656215167

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{5347}}^1$

素因数の和:5568

約数の個数: 64

約数和(自身を含む): 309732885504

約数和(自身を除く): 52076670337

約数列:

[1, 13, 17, 37, 71, 83, 221, 481, 629, 923, 1079, 1207, 1411, 2627, 3071, 5347, 5893, 8177, 15691, 18343, 34151, 39923, 44659, 52207, 69511, 76609, 90899, 100181, 197839, 218041, 379637, 443801, 580567, 678691, 1181687, 1302353, 2571907, 2834533, 3363263, 3706697, 4935281, 5769413, 6453829, 7544617, 14046569, 16420637, 31509871, 43722419, 48187061, 83899777, 98080021, 182605397, 213468281, 238791673, 279150829, 409628323, 535667807, 1165865227, 3104291749, 3628960777, 6963681491, 15156247951, 19819708859, 257656215167]

約数ペア:

[(1, 257656215167), (13, 19819708859), (17, 15156247951), (37, 6963681491), (71, 3628960777), (83, 3104291749), (221, 1165865227), (481, 535667807), (629, 409628323), (923, 279150829), (1079, 238791673), (1207, 213468281), (1411, 182605397), (2627, 98080021), (3071, 83899777), (5347, 48187061), (5893, 43722419), (8177, 31509871), (15691, 16420637), (18343, 14046569), (34151, 7544617), (39923, 6453829), (44659, 5769413), (52207, 4935281), (69511, 3706697), (76609, 3363263), (90899, 2834533), (100181, 2571907), (197839, 1302353), (218041, 1181687), (379637, 678691), (443801, 580567)]