1261367666

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 72

約数和(自身を含む): 2241621900

約数和(自身を除く): 980254234

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 169, 221, 289, 338, 349, 442, 481, 578, 629, 698, 962, 1258, 2873, 3757, 4537, 5746, 5933, 6253, 7514, 8177, 9074, 10693, 11866, 12506, 12913, 16354, 21386, 25826, 48841, 58981, 77129, 97682, 100861, 106301, 117962, 139009, 154258, 167869, 201722, 212602, 219521, 278018, 335738, 439042, 1002677, 1311193, 1807117, 2005354, 2182297, 2622386, 2853773, 3614234, 3731857, 4364594, 5707546, 7463714, 17045509, 34091018, 37099049, 48514141, 74198098, 97028282, 630683833, 1261367666]

約数ペア:

[(1, 1261367666), (2, 630683833), (13, 97028282), (17, 74198098), (26, 48514141), (34, 37099049), (37, 34091018), (74, 17045509), (169, 7463714), (221, 5707546), (289, 4364594), (338, 3731857), (349, 3614234), (442, 2853773), (481, 2622386), (578, 2182297), (629, 2005354), (698, 1807117), (962, 1311193), (1258, 1002677), (2873, 439042), (3757, 335738), (4537, 278018), (5746, 219521), (5933, 212602), (6253, 201722), (7514, 167869), (8177, 154258), (9074, 139009), (10693, 117962), (11866, 106301), (12506, 100861), (12913, 97682), (16354, 77129), (21386, 58981), (25826, 48841)]