87893949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 138475008

約数和(自身を除く): 50581059

約数列:

[1, 3, 11, 13, 33, 39, 143, 211, 429, 633, 971, 2321, 2743, 2913, 6963, 8229, 10681, 12623, 30173, 32043, 37869, 90519, 138853, 204881, 416559, 614643, 2253691, 2663453, 6761073, 7990359, 29297983, 87893949]

約数ペア:

[(1, 87893949), (3, 29297983), (11, 7990359), (13, 6761073), (33, 2663453), (39, 2253691), (143, 614643), (211, 416559), (429, 204881), (633, 138853), (971, 90519), (2321, 37869), (2743, 32043), (2913, 30173), (6963, 12623), (8229, 10681)]