77649789

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2741}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 126351360

約数和(自身を除く): 48701571

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 497, 1349, 1491, 2741, 4047, 8223, 9443, 19187, 28329, 52079, 57561, 156237, 194611, 364553, 583833, 1093659, 1362277, 3697609, 4086831, 11092827, 25883263, 77649789]

約数ペア:

[(1, 77649789), (3, 25883263), (7, 11092827), (19, 4086831), (21, 3697609), (57, 1362277), (71, 1093659), (133, 583833), (213, 364553), (399, 194611), (497, 156237), (1349, 57561), (1491, 52079), (2741, 28329), (4047, 19187), (8223, 9443)]