200447715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21871}}^1$

素因数の和:21939

約数の個数: 32

約数和(自身を含む): 352751616

約数和(自身を除く): 152303901

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 3055, 9165, 21871, 65613, 109355, 284323, 328065, 852969, 1027937, 1421615, 3083811, 4264845, 5139685, 13363181, 15419055, 40089543, 66815905, 200447715]

約数ペア:

[(1, 200447715), (3, 66815905), (5, 40089543), (13, 15419055), (15, 13363181), (39, 5139685), (47, 4264845), (65, 3083811), (141, 1421615), (195, 1027937), (235, 852969), (611, 328065), (705, 284323), (1833, 109355), (3055, 65613), (9165, 21871)]