128339068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2521}}^1$

素因数の和:2638

約数の個数: 48

約数和(自身を含む): 266928480

約数和(自身を除く): 138589412

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 89, 143, 178, 286, 356, 572, 979, 1157, 1958, 2314, 2521, 3916, 4628, 5042, 10084, 12727, 25454, 27731, 32773, 50908, 55462, 65546, 110924, 131092, 224369, 360503, 448738, 721006, 897476, 1442012, 2468059, 2916797, 4936118, 5833594, 9872236, 11667188, 32084767, 64169534, 128339068]

約数ペア:

[(1, 128339068), (2, 64169534), (4, 32084767), (11, 11667188), (13, 9872236), (22, 5833594), (26, 4936118), (44, 2916797), (52, 2468059), (89, 1442012), (143, 897476), (178, 721006), (286, 448738), (356, 360503), (572, 224369), (979, 131092), (1157, 110924), (1958, 65546), (2314, 55462), (2521, 50908), (3916, 32773), (4628, 27731), (5042, 25454), (10084, 12727)]