25708641

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 45121536

約数和(自身を除く): 19412895

約数列:

[1, 3, 7, 17, 21, 23, 31, 51, 69, 93, 101, 119, 161, 217, 303, 357, 391, 483, 527, 651, 707, 713, 1173, 1581, 1717, 2121, 2139, 2323, 2737, 3131, 3689, 4991, 5151, 6969, 8211, 9393, 11067, 12019, 12121, 14973, 16261, 21917, 36057, 36363, 39491, 48783, 53227, 65751, 72013, 84847, 118473, 159681, 216039, 254541, 276437, 372589, 504091, 829311, 1117767, 1224221, 1512273, 3672663, 8569547, 25708641]

約数ペア:

[(1, 25708641), (3, 8569547), (7, 3672663), (17, 1512273), (21, 1224221), (23, 1117767), (31, 829311), (51, 504091), (69, 372589), (93, 276437), (101, 254541), (119, 216039), (161, 159681), (217, 118473), (303, 84847), (357, 72013), (391, 65751), (483, 53227), (527, 48783), (651, 39491), (707, 36363), (713, 36057), (1173, 21917), (1581, 16261), (1717, 14973), (2121, 12121), (2139, 12019), (2323, 11067), (2737, 9393), (3131, 8211), (3689, 6969), (4991, 5151)]