25966701

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 42591744

約数和(自身を除く): 16625043

約数列:

[1, 3, 9, 17, 23, 47, 51, 69, 141, 153, 157, 207, 391, 423, 471, 799, 1081, 1173, 1413, 2397, 2669, 3243, 3519, 3611, 7191, 7379, 8007, 9729, 10833, 18377, 22137, 24021, 32499, 55131, 61387, 66411, 125443, 165393, 169717, 184161, 376329, 509151, 552483, 1128987, 1527453, 2885189, 8655567, 25966701]

約数ペア:

[(1, 25966701), (3, 8655567), (9, 2885189), (17, 1527453), (23, 1128987), (47, 552483), (51, 509151), (69, 376329), (141, 184161), (153, 169717), (157, 165393), (207, 125443), (391, 66411), (423, 61387), (471, 55131), (799, 32499), (1081, 24021), (1173, 22137), (1413, 18377), (2397, 10833), (2669, 9729), (3243, 8007), (3519, 7379), (3611, 7191)]