22155471

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 16551729

約数列:

[1, 3, 9, 13, 17, 27, 39, 47, 51, 79, 117, 141, 153, 221, 237, 351, 423, 459, 611, 663, 711, 799, 1027, 1269, 1343, 1833, 1989, 2133, 2397, 3081, 3713, 4029, 5499, 5967, 7191, 9243, 10387, 11139, 12087, 16497, 17459, 21573, 27729, 31161, 33417, 36261, 48269, 52377, 63121, 93483, 100251, 144807, 157131, 189363, 280449, 434421, 471393, 568089, 820573, 1303263, 1704267, 2461719, 7385157, 22155471]

約数ペア:

[(1, 22155471), (3, 7385157), (9, 2461719), (13, 1704267), (17, 1303263), (27, 820573), (39, 568089), (47, 471393), (51, 434421), (79, 280449), (117, 189363), (141, 157131), (153, 144807), (221, 100251), (237, 93483), (351, 63121), (423, 52377), (459, 48269), (611, 36261), (663, 33417), (711, 31161), (799, 27729), (1027, 21573), (1269, 17459), (1343, 16497), (1833, 12087), (1989, 11139), (2133, 10387), (2397, 9243), (3081, 7191), (3713, 5967), (4029, 5499)]