30997365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 28722315

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 89, 93, 105, 107, 155, 217, 267, 321, 445, 465, 535, 623, 651, 749, 1085, 1335, 1605, 1869, 2247, 2759, 3115, 3255, 3317, 3745, 8277, 9345, 9523, 9951, 11235, 13795, 16585, 19313, 23219, 28569, 41385, 47615, 49755, 57939, 66661, 69657, 96565, 116095, 142845, 199983, 289695, 295213, 333305, 348285, 885639, 999915, 1476065, 2066491, 4428195, 6199473, 10332455, 30997365]

約数ペア:

[(1, 30997365), (3, 10332455), (5, 6199473), (7, 4428195), (15, 2066491), (21, 1476065), (31, 999915), (35, 885639), (89, 348285), (93, 333305), (105, 295213), (107, 289695), (155, 199983), (217, 142845), (267, 116095), (321, 96565), (445, 69657), (465, 66661), (535, 57939), (623, 49755), (651, 47615), (749, 41385), (1085, 28569), (1335, 23219), (1605, 19313), (1869, 16585), (2247, 13795), (2759, 11235), (3115, 9951), (3255, 9523), (3317, 9345), (3745, 8277)]