26898885

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 52756704

約数和(自身を除く): 25857819

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 131, 135, 169, 195, 243, 351, 393, 405, 507, 585, 655, 845, 1053, 1179, 1215, 1521, 1703, 1755, 1965, 2535, 3159, 3537, 4563, 5109, 5265, 5895, 7605, 8515, 10611, 13689, 15327, 15795, 17685, 22139, 22815, 25545, 31833, 41067, 45981, 53055, 66417, 68445, 76635, 110695, 137943, 159165, 199251, 205335, 229905, 332085, 413829, 597753, 689715, 996255, 1793259, 2069145, 2988765, 5379777, 8966295, 26898885]

約数ペア:

[(1, 26898885), (3, 8966295), (5, 5379777), (9, 2988765), (13, 2069145), (15, 1793259), (27, 996255), (39, 689715), (45, 597753), (65, 413829), (81, 332085), (117, 229905), (131, 205335), (135, 199251), (169, 159165), (195, 137943), (243, 110695), (351, 76635), (393, 68445), (405, 66417), (507, 53055), (585, 45981), (655, 41067), (845, 31833), (1053, 25545), (1179, 22815), (1215, 22139), (1521, 17685), (1703, 15795), (1755, 15327), (1965, 13689), (2535, 10611), (3159, 8515), (3537, 7605), (4563, 5895), (5109, 5265)]