538590416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19469}}^1$

素因数の和:19516

約数の個数: 80

約数和(自身を含む): 1351996800

約数和(自身を除く): 813406384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 13832, 19469, 27664, 38938, 77876, 136283, 155752, 253097, 272566, 311504, 369911, 506194, 545132, 739822, 1012388, 1090264, 1479644, 1771679, 2024776, 2180528, 2589377, 2959288, 3543358, 4049552, 4808843, 5178754, 5918576, 7086716, 9617686, 10357508, 14173432, 19235372, 20715016, 28346864, 33661901, 38470744, 41430032, 67323802, 76941488, 134647604, 269295208, 538590416]

約数ペア:

[(1, 538590416), (2, 269295208), (4, 134647604), (7, 76941488), (8, 67323802), (13, 41430032), (14, 38470744), (16, 33661901), (19, 28346864), (26, 20715016), (28, 19235372), (38, 14173432), (52, 10357508), (56, 9617686), (76, 7086716), (91, 5918576), (104, 5178754), (112, 4808843), (133, 4049552), (152, 3543358), (182, 2959288), (208, 2589377), (247, 2180528), (266, 2024776), (304, 1771679), (364, 1479644), (494, 1090264), (532, 1012388), (728, 739822), (988, 545132), (1064, 506194), (1456, 369911), (1729, 311504), (1976, 272566), (2128, 253097), (3458, 155752), (3952, 136283), (6916, 77876), (13832, 38938), (19469, 27664)]