81278847

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{991}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 126741888

約数和(自身を除く): 45463041

約数列:

[1, 3, 9, 13, 39, 117, 701, 991, 2103, 2973, 6309, 8919, 9113, 12883, 27339, 38649, 82017, 115947, 694691, 2084073, 6252219, 9030983, 27092949, 81278847]

約数ペア:

[(1, 81278847), (3, 27092949), (9, 9030983), (13, 6252219), (39, 2084073), (117, 694691), (701, 115947), (991, 82017), (2103, 38649), (2973, 27339), (6309, 12883), (8919, 9113)]