1640893431

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{2833}}^1$

素因数の和:3171

約数の個数: 32

約数和(自身を含む): 2382464448

約数和(自身を除く): 741571017

約数列:

[1, 3, 17, 41, 51, 123, 277, 697, 831, 2091, 2833, 4709, 8499, 11357, 14127, 34071, 48161, 116153, 144483, 193069, 348459, 579207, 784741, 1974601, 2354223, 5923803, 13340597, 32174381, 40021791, 96523143, 546964477, 1640893431]

約数ペア:

[(1, 1640893431), (3, 546964477), (17, 96523143), (41, 40021791), (51, 32174381), (123, 13340597), (277, 5923803), (697, 2354223), (831, 1974601), (2091, 784741), (2833, 579207), (4709, 348459), (8499, 193069), (11357, 144483), (14127, 116153), (34071, 48161)]