72454642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{20341}}^1$

素因数の和:20493

約数の個数: 16

約数和(自身を含む): 117902232

約数和(自身を除く): 45447590

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 20341, 40682, 264433, 528866, 2786717, 5573434, 36227321, 72454642]

約数ペア:

[(1, 72454642), (2, 36227321), (13, 5573434), (26, 2786717), (137, 528866), (274, 264433), (1781, 40682), (3562, 20341)]