31004545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 44239104

約数和(自身を除く): 13234559

約数列:

[1, 5, 11, 13, 55, 65, 103, 143, 421, 515, 715, 1133, 1339, 2105, 4631, 5473, 5665, 6695, 14729, 23155, 27365, 43363, 60203, 73645, 216815, 301015, 476993, 563719, 2384965, 2818595, 6200909, 31004545]

約数ペア:

[(1, 31004545), (5, 6200909), (11, 2818595), (13, 2384965), (55, 563719), (65, 476993), (103, 301015), (143, 216815), (421, 73645), (515, 60203), (715, 43363), (1133, 27365), (1339, 23155), (2105, 14729), (4631, 6695), (5473, 5665)]