78683978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 128701440

約数和(自身を除く): 50017462

約数列:

[1, 2, 19, 37, 38, 74, 191, 293, 382, 586, 703, 1406, 3629, 5567, 7067, 7258, 10841, 11134, 14134, 21682, 55963, 111926, 134273, 205979, 268546, 411958, 1063297, 2070631, 2126594, 4141262, 39341989, 78683978]

約数ペア:

[(1, 78683978), (2, 39341989), (19, 4141262), (37, 2126594), (38, 2070631), (74, 1063297), (191, 411958), (293, 268546), (382, 205979), (586, 134273), (703, 111926), (1406, 55963), (3629, 21682), (5567, 14134), (7067, 11134), (7258, 10841)]