257879492728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{225419137}}^1$

素因数の和:225419167

約数の個数: 32

約数和(自身を含む): 568056227760

約数和(自身を除く): 310176735032

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 225419137, 450838274, 901676548, 1803353096, 2479610507, 2930448781, 4959221014, 5860897562, 9918442028, 11721795124, 19836884056, 23443590248, 32234936591, 64469873182, 128939746364, 257879492728]

約数ペア:

[(1, 257879492728), (2, 128939746364), (4, 64469873182), (8, 32234936591), (11, 23443590248), (13, 19836884056), (22, 11721795124), (26, 9918442028), (44, 5860897562), (52, 4959221014), (88, 2930448781), (104, 2479610507), (143, 1803353096), (286, 901676548), (572, 450838274), (1144, 225419137)]