65947784

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61981}}^1$

素因数の和:62013

約数の個数: 32

約数和(自身を含む): 148756800

約数和(自身を除く): 82809016

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 61981, 123962, 247924, 433867, 495848, 867734, 1177639, 1735468, 2355278, 3470936, 4710556, 8243473, 9421112, 16486946, 32973892, 65947784]

約数ペア:

[(1, 65947784), (2, 32973892), (4, 16486946), (7, 9421112), (8, 8243473), (14, 4710556), (19, 3470936), (28, 2355278), (38, 1735468), (56, 1177639), (76, 867734), (133, 495848), (152, 433867), (266, 247924), (532, 123962), (1064, 61981)]