2155244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 4816896

約数和(自身を除く): 2661652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 191, 217, 364, 382, 403, 434, 764, 806, 868, 1337, 1612, 2483, 2674, 2821, 4966, 5348, 5642, 5921, 9932, 11284, 11842, 17381, 23684, 34762, 41447, 69524, 76973, 82894, 153946, 165788, 307892, 538811, 1077622, 2155244]

約数ペア:

[(1, 2155244), (2, 1077622), (4, 538811), (7, 307892), (13, 165788), (14, 153946), (26, 82894), (28, 76973), (31, 69524), (52, 41447), (62, 34762), (91, 23684), (124, 17381), (182, 11842), (191, 11284), (217, 9932), (364, 5921), (382, 5642), (403, 5348), (434, 4966), (764, 2821), (806, 2674), (868, 2483), (1337, 1612)]