9901892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2473}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 23275392

約数和(自身を除く): 13373500

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 2473, 4004, 4946, 9892, 17311, 27203, 32149, 34622, 54406, 64298, 69244, 108812, 128596, 190421, 225043, 353639, 380842, 450086, 707278, 761684, 900172, 1414556, 2475473, 4950946, 9901892]

約数ペア:

[(1, 9901892), (2, 4950946), (4, 2475473), (7, 1414556), (11, 900172), (13, 761684), (14, 707278), (22, 450086), (26, 380842), (28, 353639), (44, 225043), (52, 190421), (77, 128596), (91, 108812), (143, 69244), (154, 64298), (182, 54406), (286, 34622), (308, 32149), (364, 27203), (572, 17311), (1001, 9892), (2002, 4946), (2473, 4004)]