22381515

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 43963920

約数和(自身を除く): 21582405

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 109, 117, 135, 169, 195, 243, 327, 351, 405, 507, 545, 585, 845, 981, 1053, 1215, 1417, 1521, 1635, 1755, 2535, 2943, 3159, 4251, 4563, 4905, 5265, 7085, 7605, 8829, 12753, 13689, 14715, 15795, 18421, 21255, 22815, 26487, 38259, 41067, 44145, 55263, 63765, 68445, 92105, 114777, 132435, 165789, 191295, 205335, 276315, 344331, 497367, 573885, 828945, 1492101, 1721655, 2486835, 4476303, 7460505, 22381515]

約数ペア:

[(1, 22381515), (3, 7460505), (5, 4476303), (9, 2486835), (13, 1721655), (15, 1492101), (27, 828945), (39, 573885), (45, 497367), (65, 344331), (81, 276315), (109, 205335), (117, 191295), (135, 165789), (169, 132435), (195, 114777), (243, 92105), (327, 68445), (351, 63765), (405, 55263), (507, 44145), (545, 41067), (585, 38259), (845, 26487), (981, 22815), (1053, 21255), (1215, 18421), (1417, 15795), (1521, 14715), (1635, 13689), (1755, 12753), (2535, 8829), (2943, 7605), (3159, 7085), (4251, 5265), (4563, 4905)]