279979638

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1\times {\mathrm{863}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 566092800

約数和(自身を除く): 286113162

約数列:

[1, 2, 3, 6, 139, 278, 389, 417, 778, 834, 863, 1167, 1726, 2334, 2589, 5178, 54071, 108142, 119957, 162213, 239914, 324426, 335707, 359871, 671414, 719742, 1007121, 2014242, 46663273, 93326546, 139989819, 279979638]

約数ペア:

[(1, 279979638), (2, 139989819), (3, 93326546), (6, 46663273), (139, 2014242), (278, 1007121), (389, 719742), (417, 671414), (778, 359871), (834, 335707), (863, 324426), (1167, 239914), (1726, 162213), (2334, 119957), (2589, 108142), (5178, 54071)]