1285856

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 2984688

約数和(自身を除く): 1698832

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 281, 286, 352, 416, 562, 572, 1124, 1144, 2248, 2288, 3091, 3653, 4496, 4576, 6182, 7306, 8992, 12364, 14612, 24728, 29224, 40183, 49456, 58448, 80366, 98912, 116896, 160732, 321464, 642928, 1285856]

約数ペア:

[(1, 1285856), (2, 642928), (4, 321464), (8, 160732), (11, 116896), (13, 98912), (16, 80366), (22, 58448), (26, 49456), (32, 40183), (44, 29224), (52, 24728), (88, 14612), (104, 12364), (143, 8992), (176, 7306), (208, 6182), (281, 4576), (286, 4496), (352, 3653), (416, 3091), (562, 2288), (572, 2248), (1124, 1144)]