181271115

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23557}}^1$

素因数の和:23593

約数の個数: 40

約数和(自身を含む): 342062160

約数和(自身を除く): 160791045

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 23557, 70671, 117785, 212013, 353355, 447583, 636039, 1060065, 1342749, 1908117, 2237915, 3180195, 4028247, 6713745, 9540585, 12084741, 20141235, 36254223, 60423705, 181271115]

約数ペア:

[(1, 181271115), (3, 60423705), (5, 36254223), (9, 20141235), (15, 12084741), (19, 9540585), (27, 6713745), (45, 4028247), (57, 3180195), (81, 2237915), (95, 1908117), (135, 1342749), (171, 1060065), (285, 636039), (405, 447583), (513, 353355), (855, 212013), (1539, 117785), (2565, 70671), (7695, 23557)]