388648975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{9883}}^1$

素因数の和:9928

約数の個数: 36

約数和(自身を含む): 570524248

約数和(自身を除く): 181875273

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 275, 325, 605, 715, 1573, 3025, 3575, 7865, 9883, 39325, 49415, 108713, 128479, 247075, 543565, 642395, 1195843, 1413269, 2717825, 3211975, 5979215, 7066345, 15545959, 29896075, 35331725, 77729795, 388648975]

約数ペア:

[(1, 388648975), (5, 77729795), (11, 35331725), (13, 29896075), (25, 15545959), (55, 7066345), (65, 5979215), (121, 3211975), (143, 2717825), (275, 1413269), (325, 1195843), (605, 642395), (715, 543565), (1573, 247075), (3025, 128479), (3575, 108713), (7865, 49415), (9883, 39325)]