91878332

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 203911344

約数和(自身を除く): 112033012

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 107, 182, 196, 214, 337, 364, 428, 637, 674, 749, 1274, 1348, 1391, 1498, 2359, 2548, 2782, 2996, 4381, 4718, 5243, 5564, 8762, 9436, 9737, 10486, 16513, 17524, 19474, 20972, 30667, 33026, 36059, 38948, 61334, 66052, 68159, 72118, 122668, 136318, 144236, 214669, 252413, 272636, 429338, 468767, 504826, 858676, 937534, 1009652, 1766891, 1875068, 3281369, 3533782, 6562738, 7067564, 13125476, 22969583, 45939166, 91878332]

約数ペア:

[(1, 91878332), (2, 45939166), (4, 22969583), (7, 13125476), (13, 7067564), (14, 6562738), (26, 3533782), (28, 3281369), (49, 1875068), (52, 1766891), (91, 1009652), (98, 937534), (107, 858676), (182, 504826), (196, 468767), (214, 429338), (337, 272636), (364, 252413), (428, 214669), (637, 144236), (674, 136318), (749, 122668), (1274, 72118), (1348, 68159), (1391, 66052), (1498, 61334), (2359, 38948), (2548, 36059), (2782, 33026), (2996, 30667), (4381, 20972), (4718, 19474), (5243, 17524), (5564, 16513), (8762, 10486), (9436, 9737)]