161911412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{4049}}^1$

素因数の和:4835

約数の個数: 24

約数和(自身を含む): 305613000

約数和(自身を除く): 143701588

約数列:

[1, 2, 4, 13, 26, 52, 769, 1538, 3076, 4049, 8098, 9997, 16196, 19994, 39988, 52637, 105274, 210548, 3113681, 6227362, 12454724, 40477853, 80955706, 161911412]

約数ペア:

[(1, 161911412), (2, 80955706), (4, 40477853), (13, 12454724), (26, 6227362), (52, 3113681), (769, 210548), (1538, 105274), (3076, 52637), (4049, 39988), (8098, 19994), (9997, 16196)]