1810445

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 2806272

約数和(自身を除く): 995827

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 173, 299, 455, 805, 865, 1211, 1495, 2093, 2249, 3979, 6055, 10465, 11245, 15743, 19895, 27853, 51727, 78715, 139265, 258635, 362089, 1810445]

約数ペア:

[(1, 1810445), (5, 362089), (7, 258635), (13, 139265), (23, 78715), (35, 51727), (65, 27853), (91, 19895), (115, 15743), (161, 11245), (173, 10465), (299, 6055), (455, 3979), (805, 2249), (865, 2093), (1211, 1495)]