203419905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{17681}}^1$

素因数の和:17761

約数の個数: 32

約数和(自身を含む): 356469120

約数和(自身を除く): 153049215

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 2301, 3835, 11505, 17681, 53043, 88405, 229853, 265215, 689559, 1043179, 1149265, 3129537, 3447795, 5215895, 13561327, 15647685, 40683981, 67806635, 203419905]

約数ペア:

[(1, 203419905), (3, 67806635), (5, 40683981), (13, 15647685), (15, 13561327), (39, 5215895), (59, 3447795), (65, 3129537), (177, 1149265), (195, 1043179), (295, 689559), (767, 265215), (885, 229853), (2301, 88405), (3835, 53043), (11505, 17681)]