217840168

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15749}}^1$

素因数の和:15794

約数の個数: 64

約数和(自身を含む): 529200000

約数和(自身を除く): 311359832

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 13832, 15749, 31498, 62996, 110243, 125992, 204737, 220486, 299231, 409474, 440972, 598462, 818948, 881944, 1196924, 1433159, 1637896, 2094617, 2393848, 2866318, 3890003, 4189234, 5732636, 7780006, 8378468, 11465272, 15560012, 16756936, 27230021, 31120024, 54460042, 108920084, 217840168]

約数ペア:

[(1, 217840168), (2, 108920084), (4, 54460042), (7, 31120024), (8, 27230021), (13, 16756936), (14, 15560012), (19, 11465272), (26, 8378468), (28, 7780006), (38, 5732636), (52, 4189234), (56, 3890003), (76, 2866318), (91, 2393848), (104, 2094617), (133, 1637896), (152, 1433159), (182, 1196924), (247, 881944), (266, 818948), (364, 598462), (494, 440972), (532, 409474), (728, 299231), (988, 220486), (1064, 204737), (1729, 125992), (1976, 110243), (3458, 62996), (6916, 31498), (13832, 15749)]