207161745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2699}}^1$

素因数の和:2774

約数の個数: 64

約数和(自身を含む): 410572800

約数和(自身を除く): 203411055

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 43, 51, 85, 105, 119, 129, 215, 255, 301, 357, 595, 645, 731, 903, 1505, 1785, 2193, 2699, 3655, 4515, 5117, 8097, 10965, 13495, 15351, 18893, 25585, 40485, 45883, 56679, 76755, 94465, 116057, 137649, 229415, 283395, 321181, 348171, 580285, 688245, 812399, 963543, 1605905, 1740855, 1972969, 2437197, 4061995, 4817715, 5918907, 9864845, 12185985, 13810783, 29594535, 41432349, 69053915, 207161745]

約数ペア:

[(1, 207161745), (3, 69053915), (5, 41432349), (7, 29594535), (15, 13810783), (17, 12185985), (21, 9864845), (35, 5918907), (43, 4817715), (51, 4061995), (85, 2437197), (105, 1972969), (119, 1740855), (129, 1605905), (215, 963543), (255, 812399), (301, 688245), (357, 580285), (595, 348171), (645, 321181), (731, 283395), (903, 229415), (1505, 137649), (1785, 116057), (2193, 94465), (2699, 76755), (3655, 56679), (4515, 45883), (5117, 40485), (8097, 25585), (10965, 18893), (13495, 15351)]