74939145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 129971520

約数和(自身を除く): 55032375

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 289, 293, 295, 867, 879, 885, 1003, 1445, 1465, 3009, 4335, 4395, 4981, 5015, 14943, 15045, 17051, 17287, 24905, 51153, 51861, 74715, 84677, 85255, 86435, 254031, 255765, 259305, 293879, 423385, 881637, 1270155, 1469395, 4408185, 4995943, 14987829, 24979715, 74939145]

約数ペア:

[(1, 74939145), (3, 24979715), (5, 14987829), (15, 4995943), (17, 4408185), (51, 1469395), (59, 1270155), (85, 881637), (177, 423385), (255, 293879), (289, 259305), (293, 255765), (295, 254031), (867, 86435), (879, 85255), (885, 84677), (1003, 74715), (1445, 51861), (1465, 51153), (3009, 24905), (4335, 17287), (4395, 17051), (4981, 15045), (5015, 14943)]