328612865

素因数分解:

$5^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:947

約数の個数: 40

約数和(自身を含む): 475408128

約数和(自身を除く): 146795263

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 343, 883, 1085, 1519, 1715, 2401, 4415, 6181, 7595, 10633, 12005, 27373, 30905, 43267, 53165, 74431, 136865, 191611, 216335, 302869, 372155, 958055, 1341277, 1514345, 2120083, 6706385, 9388939, 10600415, 46944695, 65722573, 328612865]

約数ペア:

[(1, 328612865), (5, 65722573), (7, 46944695), (31, 10600415), (35, 9388939), (49, 6706385), (155, 2120083), (217, 1514345), (245, 1341277), (343, 958055), (883, 372155), (1085, 302869), (1519, 216335), (1715, 191611), (2401, 136865), (4415, 74431), (6181, 53165), (7595, 43267), (10633, 30905), (12005, 27373)]