203313305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 272982528

約数和(自身を除く): 69669223

約数列:

[1, 5, 13, 47, 61, 65, 235, 305, 611, 793, 1091, 2867, 3055, 3965, 5455, 14183, 14335, 37271, 51277, 66551, 70915, 186355, 256385, 332755, 666601, 865163, 3127897, 3333005, 4325815, 15639485, 40662661, 203313305]

約数ペア:

[(1, 203313305), (5, 40662661), (13, 15639485), (47, 4325815), (61, 3333005), (65, 3127897), (235, 865163), (305, 666601), (611, 332755), (793, 256385), (1091, 186355), (2867, 70915), (3055, 66551), (3965, 51277), (5455, 37271), (14183, 14335)]