23881311

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 56

約数和(自身を含む): 39662784

約数和(自身を除く): 15781473

約数列:

[1, 3, 9, 17, 27, 41, 47, 51, 81, 123, 141, 153, 243, 369, 423, 459, 697, 729, 799, 1107, 1269, 1377, 1927, 2091, 2397, 3321, 3807, 4131, 5781, 6273, 7191, 9963, 11421, 12393, 17343, 18819, 21573, 29889, 32759, 34263, 52029, 56457, 64719, 98277, 156087, 169371, 194157, 294831, 468261, 508113, 582471, 884493, 1404783, 2653479, 7960437, 23881311]

約数ペア:

[(1, 23881311), (3, 7960437), (9, 2653479), (17, 1404783), (27, 884493), (41, 582471), (47, 508113), (51, 468261), (81, 294831), (123, 194157), (141, 169371), (153, 156087), (243, 98277), (369, 64719), (423, 56457), (459, 52029), (697, 34263), (729, 32759), (799, 29889), (1107, 21573), (1269, 18819), (1377, 17343), (1927, 12393), (2091, 11421), (2397, 9963), (3321, 7191), (3807, 6273), (4131, 5781)]