2008021185

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{105491}}^1$

素因数の和:105555

約数の個数: 40

約数和(自身を含む): 3676185216

約数和(自身を除く): 1668164031

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 3807, 6345, 19035, 105491, 316473, 527455, 949419, 1582365, 2848257, 4747095, 4958077, 8544771, 14241285, 14874231, 24790385, 42723855, 44622693, 74371155, 133868079, 223113465, 401604237, 669340395, 2008021185]

約数ペア:

[(1, 2008021185), (3, 669340395), (5, 401604237), (9, 223113465), (15, 133868079), (27, 74371155), (45, 44622693), (47, 42723855), (81, 24790385), (135, 14874231), (141, 14241285), (235, 8544771), (405, 4958077), (423, 4747095), (705, 2848257), (1269, 1582365), (2115, 949419), (3807, 527455), (6345, 316473), (19035, 105491)]