1900490007

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{229}}^1\times {\mathrm{16369}}^1$

素因数の和:16627

約数の個数: 24

約数和(自身を含む): 2756053200

約数和(自身を除く): 855563193

約数列:

[1, 3, 13, 39, 169, 229, 507, 687, 2977, 8931, 16369, 38701, 49107, 116103, 212797, 638391, 2766361, 3748501, 8299083, 11245503, 48730513, 146191539, 633496669, 1900490007]

約数ペア:

[(1, 1900490007), (3, 633496669), (13, 146191539), (39, 48730513), (169, 11245503), (229, 8299083), (507, 3748501), (687, 2766361), (2977, 638391), (8931, 212797), (16369, 116103), (38701, 49107)]