231894

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1012

約数の個数: 24

約数和(自身を含む): 541632

約数和(自身を除く): 309738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 991, 1982, 2973, 5946, 8919, 12883, 17838, 25766, 38649, 77298, 115947, 231894]

約数ペア:

[(1, 231894), (2, 115947), (3, 77298), (6, 38649), (9, 25766), (13, 17838), (18, 12883), (26, 8919), (39, 5946), (78, 2973), (117, 1982), (234, 991)]