438653748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2811883}}^1$

素因数の和:2811903

約数の個数: 24

約数和(自身を含む): 1102258528

約数和(自身を除く): 663604780

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2811883, 5623766, 8435649, 11247532, 16871298, 33742596, 36554479, 73108958, 109663437, 146217916, 219326874, 438653748]

約数ペア:

[(1, 438653748), (2, 219326874), (3, 146217916), (4, 109663437), (6, 73108958), (12, 36554479), (13, 33742596), (26, 16871298), (39, 11247532), (52, 8435649), (78, 5623766), (156, 2811883)]