18025735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 26893440

約数和(自身を除く): 8867705

約数列:

[1, 5, 7, 13, 35, 65, 91, 173, 229, 455, 865, 1145, 1211, 1603, 2249, 2977, 6055, 8015, 11245, 14885, 15743, 20839, 39617, 78715, 104195, 198085, 277319, 515021, 1386595, 2575105, 3605147, 18025735]

約数ペア:

[(1, 18025735), (5, 3605147), (7, 2575105), (13, 1386595), (35, 515021), (65, 277319), (91, 198085), (173, 104195), (229, 78715), (455, 39617), (865, 20839), (1145, 15743), (1211, 14885), (1603, 11245), (2249, 8015), (2977, 6055)]