7128274881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{17921}}^1$

素因数の和:18022

約数の個数: 64

約数和(自身を含む): 12332630016

約数和(自身を除く): 5204355135

約数列:

[1, 3, 7, 13, 21, 31, 39, 47, 91, 93, 141, 217, 273, 329, 403, 611, 651, 987, 1209, 1457, 1833, 2821, 4277, 4371, 8463, 10199, 12831, 17921, 18941, 30597, 53763, 56823, 125447, 132587, 232973, 376341, 397761, 555551, 698919, 842287, 1630811, 1666653, 2526861, 3888857, 4892433, 5896009, 7222163, 10949731, 11666571, 17688027, 21666489, 26110897, 32849193, 50555141, 76648117, 78332691, 151665423, 182776279, 229944351, 339441661, 548328837, 1018324983, 2376091627, 7128274881]

約数ペア:

[(1, 7128274881), (3, 2376091627), (7, 1018324983), (13, 548328837), (21, 339441661), (31, 229944351), (39, 182776279), (47, 151665423), (91, 78332691), (93, 76648117), (141, 50555141), (217, 32849193), (273, 26110897), (329, 21666489), (403, 17688027), (611, 11666571), (651, 10949731), (987, 7222163), (1209, 5896009), (1457, 4892433), (1833, 3888857), (2821, 2526861), (4277, 1666653), (4371, 1630811), (8463, 842287), (10199, 698919), (12831, 555551), (17921, 397761), (18941, 376341), (30597, 232973), (53763, 132587), (56823, 125447)]