211515976

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 486259200

約数和(自身を除く): 274743224

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 56, 62, 74, 89, 124, 148, 178, 217, 248, 259, 296, 356, 434, 518, 623, 712, 868, 1036, 1147, 1246, 1369, 1736, 2072, 2294, 2492, 2738, 2759, 3293, 4588, 4984, 5476, 5518, 6586, 8029, 9176, 9583, 10952, 11036, 13172, 16058, 19166, 19313, 22072, 23051, 26344, 32116, 38332, 38626, 42439, 46102, 64232, 76664, 77252, 84878, 92204, 102083, 121841, 154504, 169756, 184408, 204166, 243682, 297073, 339512, 408332, 487364, 594146, 714581, 816664, 852887, 974728, 1188292, 1429162, 1705774, 2376584, 2858324, 3411548, 3777071, 5716648, 6823096, 7554142, 15108284, 26439497, 30216568, 52878994, 105757988, 211515976]

約数ペア:

[(1, 211515976), (2, 105757988), (4, 52878994), (7, 30216568), (8, 26439497), (14, 15108284), (28, 7554142), (31, 6823096), (37, 5716648), (56, 3777071), (62, 3411548), (74, 2858324), (89, 2376584), (124, 1705774), (148, 1429162), (178, 1188292), (217, 974728), (248, 852887), (259, 816664), (296, 714581), (356, 594146), (434, 487364), (518, 408332), (623, 339512), (712, 297073), (868, 243682), (1036, 204166), (1147, 184408), (1246, 169756), (1369, 154504), (1736, 121841), (2072, 102083), (2294, 92204), (2492, 84878), (2738, 77252), (2759, 76664), (3293, 64232), (4588, 46102), (4984, 42439), (5476, 38626), (5518, 38332), (6586, 32116), (8029, 26344), (9176, 23051), (9583, 22072), (10952, 19313), (11036, 19166), (13172, 16058)]