389623052

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{1249}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 840840000

約数和(自身を除く): 451216948

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 857, 1249, 1714, 2498, 3428, 4996, 5999, 8743, 11141, 11998, 16237, 17486, 22282, 23996, 32474, 34972, 44564, 64948, 77987, 113659, 155974, 227318, 311948, 454636, 1070393, 2140786, 4281572, 7492751, 13915109, 14985502, 27830218, 29971004, 55660436, 97405763, 194811526, 389623052]

約数ペア:

[(1, 389623052), (2, 194811526), (4, 97405763), (7, 55660436), (13, 29971004), (14, 27830218), (26, 14985502), (28, 13915109), (52, 7492751), (91, 4281572), (182, 2140786), (364, 1070393), (857, 454636), (1249, 311948), (1714, 227318), (2498, 155974), (3428, 113659), (4996, 77987), (5999, 64948), (8743, 44564), (11141, 34972), (11998, 32474), (16237, 23996), (17486, 22282)]