319768215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{96461}}^1$

素因数の和:96499

約数の個数: 32

約数和(自身を含む): 583402176

約数和(自身を除く): 263633961

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 96461, 289383, 482305, 1253993, 1446915, 1639837, 3761979, 4919511, 6269965, 8199185, 18809895, 21317881, 24597555, 63953643, 106589405, 319768215]

約数ペア:

[(1, 319768215), (3, 106589405), (5, 63953643), (13, 24597555), (15, 21317881), (17, 18809895), (39, 8199185), (51, 6269965), (65, 4919511), (85, 3761979), (195, 1639837), (221, 1446915), (255, 1253993), (663, 482305), (1105, 289383), (3315, 96461)]