398214882

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89567}}^1$

素因数の和:89607

約数の個数: 48

約数和(自身を含む): 978082560

約数和(自身を除く): 579867678

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 89567, 179134, 268701, 537402, 806103, 1164371, 1612206, 1701773, 2328742, 3403546, 3493113, 5105319, 6986226, 10210638, 10479339, 15315957, 20958678, 22123049, 30631914, 44246098, 66369147, 132738294, 199107441, 398214882]

約数ペア:

[(1, 398214882), (2, 199107441), (3, 132738294), (6, 66369147), (9, 44246098), (13, 30631914), (18, 22123049), (19, 20958678), (26, 15315957), (38, 10479339), (39, 10210638), (57, 6986226), (78, 5105319), (114, 3493113), (117, 3403546), (171, 2328742), (234, 1701773), (247, 1612206), (342, 1164371), (494, 806103), (741, 537402), (1482, 268701), (2223, 179134), (4446, 89567)]