77889418

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 46526582

約数列:

[1, 2, 29, 58, 79, 89, 158, 178, 191, 382, 2291, 2581, 4582, 5162, 5539, 7031, 11078, 14062, 15089, 16999, 30178, 33998, 203899, 407798, 437581, 492971, 875162, 985942, 1342921, 2685842, 38944709, 77889418]

約数ペア:

[(1, 77889418), (2, 38944709), (29, 2685842), (58, 1342921), (79, 985942), (89, 875162), (158, 492971), (178, 437581), (191, 407798), (382, 203899), (2291, 33998), (2581, 30178), (4582, 16999), (5162, 15089), (5539, 14062), (7031, 11078)]