138829485

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^2$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 241738560

約数和(自身を除く): 102909075

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 109, 123, 205, 285, 327, 545, 615, 779, 1635, 2071, 2337, 3895, 4469, 6213, 10355, 11685, 11881, 13407, 22345, 31065, 35643, 59405, 67035, 84911, 178215, 225739, 254733, 424555, 487121, 677217, 1128695, 1273665, 1461363, 2435605, 3386085, 7306815, 9255299, 27765897, 46276495, 138829485]

約数ペア:

[(1, 138829485), (3, 46276495), (5, 27765897), (15, 9255299), (19, 7306815), (41, 3386085), (57, 2435605), (95, 1461363), (109, 1273665), (123, 1128695), (205, 677217), (285, 487121), (327, 424555), (545, 254733), (615, 225739), (779, 178215), (1635, 84911), (2071, 67035), (2337, 59405), (3895, 35643), (4469, 31065), (6213, 22345), (10355, 13407), (11685, 11881)]