30142203

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15773}}^1$

素因数の和:15803

約数の個数: 24

約数和(自身を含む): 50350608

約数和(自身を除く): 20208405

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 15773, 47319, 110411, 205049, 331233, 615147, 772877, 1435343, 2318631, 4306029, 10047401, 30142203]

約数ペア:

[(1, 30142203), (3, 10047401), (7, 4306029), (13, 2318631), (21, 1435343), (39, 772877), (49, 615147), (91, 331233), (147, 205049), (273, 110411), (637, 47319), (1911, 15773)]