201327878

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 36

約数和(自身を含む): 326789820

約数和(自身を除く): 125461942

約数列:

[1, 2, 23, 37, 46, 74, 139, 278, 529, 851, 1058, 1369, 1702, 2738, 3197, 5143, 6394, 10286, 19573, 31487, 39146, 62974, 73531, 118289, 147062, 190291, 236578, 380582, 724201, 1448402, 2720647, 4376693, 5441294, 8753386, 100663939, 201327878]

約数ペア:

[(1, 201327878), (2, 100663939), (23, 8753386), (37, 5441294), (46, 4376693), (74, 2720647), (139, 1448402), (278, 724201), (529, 380582), (851, 236578), (1058, 190291), (1369, 147062), (1702, 118289), (2738, 73531), (3197, 62974), (5143, 39146), (6394, 31487), (10286, 19573)]