61561976

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{57859}}^1$

素因数の和:57891

約数の個数: 32

約数和(自身を含む): 138864000

約数和(自身を除く): 77302024

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 57859, 115718, 231436, 405013, 462872, 810026, 1099321, 1620052, 2198642, 3240104, 4397284, 7695247, 8794568, 15390494, 30780988, 61561976]

約数ペア:

[(1, 61561976), (2, 30780988), (4, 15390494), (7, 8794568), (8, 7695247), (14, 4397284), (19, 3240104), (28, 2198642), (38, 1620052), (56, 1099321), (76, 810026), (133, 462872), (152, 405013), (266, 231436), (532, 115718), (1064, 57859)]