15931566

素因数分解:

$2^1\times 3^6\times 7^2\times {\mathrm{223}}^1$

素因数の和:257

約数の個数: 84

約数和(自身を含む): 41866272

約数和(自身を除く): 25934706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 223, 243, 294, 378, 441, 446, 486, 567, 669, 729, 882, 1134, 1323, 1338, 1458, 1561, 1701, 2007, 2646, 3122, 3402, 3969, 4014, 4683, 5103, 6021, 7938, 9366, 10206, 10927, 11907, 12042, 14049, 18063, 21854, 23814, 28098, 32781, 35721, 36126, 42147, 54189, 65562, 71442, 84294, 98343, 108378, 126441, 162567, 196686, 252882, 295029, 325134, 379323, 590058, 758646, 885087, 1137969, 1770174, 2275938, 2655261, 5310522, 7965783, 15931566]

約数ペア:

[(1, 15931566), (2, 7965783), (3, 5310522), (6, 2655261), (7, 2275938), (9, 1770174), (14, 1137969), (18, 885087), (21, 758646), (27, 590058), (42, 379323), (49, 325134), (54, 295029), (63, 252882), (81, 196686), (98, 162567), (126, 126441), (147, 108378), (162, 98343), (189, 84294), (223, 71442), (243, 65562), (294, 54189), (378, 42147), (441, 36126), (446, 35721), (486, 32781), (567, 28098), (669, 23814), (729, 21854), (882, 18063), (1134, 14049), (1323, 12042), (1338, 11907), (1458, 10927), (1561, 10206), (1701, 9366), (2007, 7938), (2646, 6021), (3122, 5103), (3402, 4683), (3969, 4014)]