11257281

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 20577024

約数和(自身を除く): 9319743

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 457, 483, 1071, 1173, 1371, 1449, 2737, 3199, 3519, 4113, 7769, 8211, 9597, 10511, 23307, 24633, 28791, 31533, 54383, 69921, 73577, 94599, 163149, 178687, 220731, 489447, 536061, 662193, 1250809, 1608183, 3752427, 11257281]

約数ペア:

[(1, 11257281), (3, 3752427), (7, 1608183), (9, 1250809), (17, 662193), (21, 536061), (23, 489447), (51, 220731), (63, 178687), (69, 163149), (119, 94599), (153, 73577), (161, 69921), (207, 54383), (357, 31533), (391, 28791), (457, 24633), (483, 23307), (1071, 10511), (1173, 9597), (1371, 8211), (1449, 7769), (2737, 4113), (3199, 3519)]