72139964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{13469}}^1$

素因数の和:13589

約数の個数: 24

約数和(自身を含む): 137286240

約数和(自身を除く): 65146276

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 13469, 26938, 53876, 175097, 350194, 700388, 1387307, 2774614, 5549228, 18034991, 36069982, 72139964]

約数ペア:

[(1, 72139964), (2, 36069982), (4, 18034991), (13, 5549228), (26, 2774614), (52, 1387307), (103, 700388), (206, 350194), (412, 175097), (1339, 53876), (2678, 26938), (5356, 13469)]