289644966

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39929}}^1$

素因数の和:39981

約数の個数: 48

約数和(自身を含む): 697656960

約数和(自身を除く): 408011994

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 39929, 79858, 119787, 239574, 359361, 519077, 718722, 1038154, 1237799, 1557231, 2475598, 3114462, 3713397, 4671693, 7426794, 9343386, 11140191, 16091387, 22280382, 32182774, 48274161, 96548322, 144822483, 289644966]

約数ペア:

[(1, 289644966), (2, 144822483), (3, 96548322), (6, 48274161), (9, 32182774), (13, 22280382), (18, 16091387), (26, 11140191), (31, 9343386), (39, 7426794), (62, 4671693), (78, 3713397), (93, 3114462), (117, 2475598), (186, 1557231), (234, 1237799), (279, 1038154), (403, 718722), (558, 519077), (806, 359361), (1209, 239574), (2418, 119787), (3627, 79858), (7254, 39929)]