13276305

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{223}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 27885312

約数和(自身を除く): 14609007

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 223, 243, 245, 315, 405, 441, 567, 669, 735, 945, 1115, 1215, 1323, 1561, 1701, 2007, 2205, 2835, 3345, 3969, 4683, 6021, 6615, 7805, 8505, 10035, 10927, 11907, 14049, 18063, 19845, 23415, 30105, 32781, 42147, 54189, 54635, 59535, 70245, 90315, 98343, 126441, 163905, 210735, 270945, 295029, 379323, 491715, 632205, 885087, 1475145, 1896615, 2655261, 4425435, 13276305]

約数ペア:

[(1, 13276305), (3, 4425435), (5, 2655261), (7, 1896615), (9, 1475145), (15, 885087), (21, 632205), (27, 491715), (35, 379323), (45, 295029), (49, 270945), (63, 210735), (81, 163905), (105, 126441), (135, 98343), (147, 90315), (189, 70245), (223, 59535), (243, 54635), (245, 54189), (315, 42147), (405, 32781), (441, 30105), (567, 23415), (669, 19845), (735, 18063), (945, 14049), (1115, 11907), (1215, 10927), (1323, 10035), (1561, 8505), (1701, 7805), (2007, 6615), (2205, 6021), (2835, 4683), (3345, 3969)]