280068911

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 317521920

約数和(自身を除く): 37453009

約数列:

[1, 19, 31, 47, 67, 151, 589, 893, 1273, 1457, 2077, 2869, 3149, 4681, 7097, 10117, 27683, 39463, 59831, 88939, 97619, 134843, 192223, 220007, 313627, 475499, 1854761, 4180133, 5958913, 9034481, 14740469, 280068911]

約数ペア:

[(1, 280068911), (19, 14740469), (31, 9034481), (47, 5958913), (67, 4180133), (151, 1854761), (589, 475499), (893, 313627), (1273, 220007), (1457, 192223), (2077, 134843), (2869, 97619), (3149, 88939), (4681, 59831), (7097, 39463), (10117, 27683)]