78891876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16477}}^1$

素因数の和:16513

約数の個数: 72

約数和(自身を含む): 239919680

約数和(自身を除く): 161027804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 16477, 32954, 49431, 65908, 98862, 115339, 148293, 197724, 230678, 296586, 313063, 346017, 461356, 593172, 626126, 692034, 939189, 1038051, 1252252, 1384068, 1878378, 2076102, 2191441, 2817567, 3756756, 4152204, 4382882, 5635134, 6574323, 8765764, 11270268, 13148646, 19722969, 26297292, 39445938, 78891876]

約数ペア:

[(1, 78891876), (2, 39445938), (3, 26297292), (4, 19722969), (6, 13148646), (7, 11270268), (9, 8765764), (12, 6574323), (14, 5635134), (18, 4382882), (19, 4152204), (21, 3756756), (28, 2817567), (36, 2191441), (38, 2076102), (42, 1878378), (57, 1384068), (63, 1252252), (76, 1038051), (84, 939189), (114, 692034), (126, 626126), (133, 593172), (171, 461356), (228, 346017), (252, 313063), (266, 296586), (342, 230678), (399, 197724), (532, 148293), (684, 115339), (798, 98862), (1197, 65908), (1596, 49431), (2394, 32954), (4788, 16477)]